diff --git a/engines/asylum/asylum.cpp b/engines/asylum/asylum.cpp
index 31a2dd0d3aa..9d3b0ccaaed 100644
--- a/engines/asylum/asylum.cpp
+++ b/engines/asylum/asylum.cpp
@@ -22,6 +22,7 @@
 
 #include "backends/keymapper/keymapper.h"
 
+#include "common/achievements.h"
 #include "common/debug-channels.h"
 #include "common/rect.h"
 
@@ -144,6 +145,10 @@ Common::Error AsylumEngine::run() {
 	// Setup mixer
 	syncSoundSettings();
 
+	// Set up achievements system
+	Common::String gameTarget = ConfMan.getActiveDomainName();
+	AchMan.setActiveDomain(getMetaEngine()->getAchievementsInfo(gameTarget));
+
 	// Send init event to our default event handler
 	AsylumEvent initEvt(EVENT_ASYLUM_INIT);
 	if (_handler)
@@ -156,6 +161,9 @@ Common::Error AsylumEngine::run() {
 		_system->delayMillis(10);
 
 		_system->updateScreen();
+
+		if (_scene)
+			checkAchievements();
 	}
 
 	return Common::kNoError;
@@ -550,6 +558,75 @@ bool AsylumEngine::isGameFlagNotSet(GameFlag flag) const {
 	return ((1 << (flag % 32)) & _gameFlags[flag / 32]) >> (flag % 32) == 0;
 }
 
+bool AsylumEngine::areGameFlagsSet(uint from, uint to) const {
+	while (from <= to)
+		if (isGameFlagNotSet((GameFlag)from++))
+			return false;
+
+	return true;
+}
+
+//////////////////////////////////////////////////////////////////////////
+// Steam achievements
+//////////////////////////////////////////////////////////////////////////
+void AsylumEngine::unlockAchievement(const Common::String &id) {
+	AchMan.setAchievement(id);
+}
+
+void AsylumEngine::checkAchievements() {
+	switch (_scene->worldstats()->chapter) {
+	default:
+		return;
+
+	case kChapter2:
+		if (isGameFlagSet(kGameFlag128) && !isGameFlagSet(kGameFlag3189)) {
+			unlockAchievement("ASYLUM_HIDE_AND_SEEK");
+			setGameFlag(kGameFlag3189);
+		}
+		break;
+
+	case kChapter3:
+		if (isGameFlagSet(kGameFlag86) && !isGameFlagSet(kGameFlag3386))
+			setGameFlag(kGameFlag3386);
+		if (isGameFlagSet(kGameFlag87) && !isGameFlagSet(kGameFlag3387))
+			setGameFlag(kGameFlag3387);
+		if (isGameFlagSet(kGameFlag88) && !isGameFlagSet(kGameFlag3388))
+			setGameFlag(kGameFlag3388);
+
+		if (areGameFlagsSet(kGameFlag3386, kGameFlag3388) && !isGameFlagSet(kGameFlag3389)) {
+			unlockAchievement("ASYLUM_DANCE");
+			setGameFlag(kGameFlag3389);
+		}
+		break;
+
+	case kChapter5:
+		if (!isGameFlagSet(kGameFlag3351) && areGameFlagsSet(kGameFlag284, kGameFlag289)) {
+			unlockAchievement("ASYLUM_PASSWORD");
+			setGameFlag(kGameFlag3351);
+		}
+		break;
+
+	case kChapter6:
+		if (!isGameFlagSet(kGameFlag3754) && isGameFlagSet(kGameFlagSolveHiveMachine) && !isGameFlagSet(kGameFlag3755)) {
+			unlockAchievement("ASYLUM_MELODY");
+			setGameFlag(kGameFlag3755);
+		}
+		break;
+
+	case kChapter8:
+		if (!isGameFlagSet(kGameFlag3842) && areGameFlagsSet(kGameFlag3810, kGameFlag3823)) {
+			unlockAchievement("ASYLUM_SOCIAL");
+			setGameFlag(kGameFlag3842);
+		}
+
+		if (!isGameFlagSet(kGameFlag3843) && isGameFlagSet(kGameFlag899)) {
+			unlockAchievement("ASYLUM_SORT");
+			setGameFlag(kGameFlag3843);
+		}
+		break;
+	}
+}
+
 //////////////////////////////////////////////////////////////////////////
 // Misc
 //////////////////////////////////////////////////////////////////////////
diff --git a/engines/asylum/asylum.h b/engines/asylum/asylum.h
index 8e227855aec..f36aa3b622e 100644
--- a/engines/asylum/asylum.h
+++ b/engines/asylum/asylum.h
@@ -162,6 +162,7 @@ public:
 	void toggleGameFlag(GameFlag flag);
 	bool isGameFlagSet(GameFlag flag) const;
 	bool isGameFlagNotSet(GameFlag flag) const;
+	bool areGameFlagsSet(uint from, uint to) const;
 	void resetFlags();
 
 	// Misc
@@ -170,6 +171,10 @@ public:
 
 	bool rectContains(const int16 (*rectPtr)[4], const Common::Point &p) const;
 
+	// Steam achievements
+	void unlockAchievement(const Common::String &id);
+	void checkAchievements();
+
 	/**
 	 * Switch message handler.
 	 *
diff --git a/engines/asylum/metaengine.cpp b/engines/asylum/metaengine.cpp
index aa63ea57c23..8e97c00c6ce 100644
--- a/engines/asylum/metaengine.cpp
+++ b/engines/asylum/metaengine.cpp
@@ -26,6 +26,7 @@
 #include "backends/keymapper/action.h"
 #include "backends/keymapper/keymap.h"
 
+#include "common/achievements.h"
 #include "common/translation.h"
 
 #include "asylum/asylum.h"
@@ -44,6 +45,7 @@ public:
 	bool hasFeature(MetaEngineFeature f) const override;
 	Common::Error createInstance(OSystem *syst, Engine **engine, const ADGameDescription *gd) const override;
 	Common::KeymapArray initKeymaps(const char *target) const override;
+	const Common::AchievementDescriptionList *getAchievementDescriptionList() const override;
 };
 
 bool AsylumMetaEngine::hasFeature(MetaEngineFeature f) const {
@@ -98,6 +100,16 @@ Common::KeymapArray AsylumMetaEngine::initKeymaps(const char *target) const {
 	return Keymap::arrayOf(engineKeyMap);
 }
 
+const Common::AchievementDescriptionList *AsylumMetaEngine::getAchievementDescriptionList() const {
+	static const Common::AchievementDescriptionList achievementDescriptionList[] = {
+		{"asylum", Common::STEAM_ACHIEVEMENTS, "284050"},
+
+		ACHIEVEMENT_DESC_TABLE_END_MARKER
+	};
+
+	return achievementDescriptionList;
+}
+
 #if PLUGIN_ENABLED_DYNAMIC(ASYLUM)
 	REGISTER_PLUGIN_DYNAMIC(ASYLUM, PLUGIN_TYPE_ENGINE, AsylumMetaEngine);
 #else
diff --git a/engines/asylum/resources/script.cpp b/engines/asylum/resources/script.cpp
index bda990b321f..62e54e18050 100644
--- a/engines/asylum/resources/script.cpp
+++ b/engines/asylum/resources/script.cpp
@@ -947,6 +947,8 @@ IMPLEMENT_OPCODE(ChangeScene)
 	getSound()->stopAll();
 	getSound()->stopMusic();
 
+	_vm->unlockAchievement(Common::String::format("ASYLUM_LEVEL_%d", getWorld()->chapter));
+
 	// Switch the scene
 	_vm->switchScene((ResourcePackId)(cmd->param1 + 4));
 
@@ -1328,6 +1330,9 @@ IMPLEMENT_OPCODE(PlaySpeech)
 		return;
 
 	if (cmd->param4 != 2) {
+		if (cmd->param1 == 153 && getWorld()->chapter == kChapter2)
+			_vm->unlockAchievement("ASYLUM_FIND_CHILDREN");
+
 		cmd->param5 = (int32)getSpeech()->playPlayer((ResourceId)cmd->param1);
 
 		if (cmd->param2) {
@@ -1893,6 +1898,10 @@ END_OPCODE
 //////////////////////////////////////////////////////////////////////////
 // Opcode 0x62
 IMPLEMENT_OPCODE(ShowMenu)
+	if (!_vm->isGameFlagSet(kGameFlag3931)) {
+		_vm->unlockAchievement("ASYLUM_LEVEL_13");
+		_vm->setGameFlag(kGameFlag3931);
+	}
 	_vm->menu()->show();
 END_OPCODE
 
diff --git a/engines/asylum/shared.h b/engines/asylum/shared.h
index 69afd04e37b..9c26d6ae712 100644
--- a/engines/asylum/shared.h
+++ b/engines/asylum/shared.h
@@ -34,8 +34,12 @@ enum GameFlag {
 	kGameFlag4                    = 4,
 	kGameFlag12                   = 12,
 	kGameFlag52                   = 52,
+	kGameFlag86                   = 86,
+	kGameFlag87                   = 87,
+	kGameFlag88                   = 88,
 	kGameFlag114                  = 114,
 	kGameFlag115                  = 115,
+	kGameFlag128                  = 128,
 	kGameFlag169                  = 169,
 	kGameFlagScriptProcessing     = 183,
 	kGameFlag186                  = 186,
@@ -81,6 +85,8 @@ enum GameFlag {
 	kGameFlag281                  = 281,
 	kGameFlag282                  = 282,
 	kGameFlag283                  = 283,
+	kGameFlag284                  = 284,
+	kGameFlag289                  = 289,
 	kGameFlag319                  = 319,
 	kGameFlag320                  = 320,
 	kGameFlag321                  = 321,
@@ -227,6 +233,7 @@ enum GameFlag {
 	kGameFlag880                  = 880,
 	kGameFlag881                  = 881,
 	kGameFlag897                  = 897,
+	kGameFlag899                  = 899,
 	kGameFlagFinishGame           = 901,
 	kGameFlag925                  = 925,
 	kGameFlag937                  = 937,
@@ -254,7 +261,20 @@ enum GameFlag {
 	kGameFlag1122                 = 1122,
 	kGameFlag1131                 = 1131,
 	kGameFlag1137                 = 1137,
-	kGameFlag1144                 = 1144
+	kGameFlag1144                 = 1144,
+	kGameFlag3189                 = 3189,
+	kGameFlag3351                 = 3351,
+	kGameFlag3386                 = 3386,
+	kGameFlag3387                 = 3387,
+	kGameFlag3388                 = 3388,
+	kGameFlag3389                 = 3389,
+	kGameFlag3754                 = 3754,
+	kGameFlag3755                 = 3755,
+	kGameFlag3810                 = 3810,
+	kGameFlag3823                 = 3823,
+	kGameFlag3842                 = 3842,
+	kGameFlag3843                 = 3843,
+	kGameFlag3931                 = 3931
 };
 
 enum ChapterIndex {