diff --git a/src/animation/Animation.h b/src/animation/Animation.h
index 551205fd2b..ec2b66fb68 100644
--- a/src/animation/Animation.h
+++ b/src/animation/Animation.h
@@ -87,7 +87,7 @@ struct EERIE_ANIM
 	unsigned char *	voidgroups;
 	
 	EERIE_ANIM()
-		: anim_time(0)
+		: anim_time(AnimationDuration_ZERO)
 		, nb_groups(0)
 		, nb_key_frames(0)
 		, frames(NULL)
@@ -127,7 +127,7 @@ struct AnimLayer {
 		, cur_anim(NULL)
 		, altidx_next(0)
 		, altidx_cur(0)
-		, ctime(0)
+		, ctime(AnimationDuration_ZERO)
 		, flags(0)
 		, nextflags(0)
 		, lastframe(-1)
diff --git a/src/game/Entity.h b/src/game/Entity.h
index 251ec05b0d..0d5d4762b4 100644
--- a/src/game/Entity.h
+++ b/src/game/Entity.h
@@ -147,7 +147,7 @@ struct IO_SPELLCAST_DATA {
 		, spell_flags()
 		, spell_level(0)
 		, target()
-		, duration(0)
+		, duration(ArxDuration_ZERO)
 	{
 		for(unsigned long j(0); j < 4; j++)
 			symb[j] = RUNE_NONE;
diff --git a/src/game/Player.h b/src/game/Player.h
index dda04c516d..1b9cebc11d 100644
--- a/src/game/Player.h
+++ b/src/game/Player.h
@@ -70,7 +70,7 @@ struct ARX_INTERFACE_MEMORIZE_SPELL {
 	
 	ARX_INTERFACE_MEMORIZE_SPELL()
 		: bSpell(false)
-		, lTimeCreation(0)
+		, lTimeCreation(ArxInstant_ZERO)
 	{
 		for(size_t i = 0; i < ARRAY_SIZE(iSpellSymbols); i++) {
 			iSpellSymbols[i] = RUNE_NONE;
@@ -342,7 +342,7 @@ struct ARXCHARACTER {
 	ARXCHARACTER()
 		: m_strikeDirection(0)
 		, m_weaponBlocked(-1)
-		, jumpstarttime(0u)
+		, jumpstarttime(ArxInstant_ZERO)
 		, jumplastposition(0.f)
 		, jumpphase(NotJumping)
 		, climbing(false)
@@ -362,7 +362,7 @@ struct ARXCHARACTER {
 		, Full_maxlife(0)
 		, Full_maxmana(0)
 		, AimTime(PlatformDuration_ZERO)
-		, m_aimTime(0)
+		, m_aimTime(PlatformDuration_ZERO)
 		, Attribute_Redistribute(0)
 		, Skill_Redistribute(0)
 		, level(0)
diff --git a/src/game/magic/Spell.cpp b/src/game/magic/Spell.cpp
index 7e1fbea068..55308070da 100644
--- a/src/game/magic/Spell.cpp
+++ b/src/game/magic/Spell.cpp
@@ -28,9 +28,9 @@ SpellBase::SpellBase()
 	: m_level(1.f)
 	, m_hand_group()
 	, m_type(SPELL_NONE)
-	, m_timcreation(0)
+	, m_timcreation(ArxInstant_ZERO)
 	, m_hasDuration(false)
-	, m_duration(0)
+	, m_duration(ArxDuration_ZERO)
 	, m_fManaCostPerSecond(0.f)
 	, m_snd_loop(audio::INVALID_ID)
 	, m_launchDuration(-1)
diff --git a/src/game/magic/spells/SpellsLvl01.cpp b/src/game/magic/spells/SpellsLvl01.cpp
index 345bfc4cdf..a10921cd62 100644
--- a/src/game/magic/spells/SpellsLvl01.cpp
+++ b/src/game/magic/spells/SpellsLvl01.cpp
@@ -331,7 +331,7 @@ void MagicMissileSpell::Update() {
 
 IgnitSpell::IgnitSpell()
 	: m_srcPos(Vec3f_ZERO)
-	, m_elapsed(0)
+	, m_elapsed(ArxDuration_ZERO)
 {
 	
 }
diff --git a/src/game/magic/spells/SpellsLvl05.cpp b/src/game/magic/spells/SpellsLvl05.cpp
index d405bf87ab..27a51b92bd 100644
--- a/src/game/magic/spells/SpellsLvl05.cpp
+++ b/src/game/magic/spells/SpellsLvl05.cpp
@@ -280,7 +280,7 @@ void LevitateSpell::createDustParticle() {
 
 CurePoisonSpell::CurePoisonSpell()
 	: SpellBase()
-	, m_elapsed(0)
+	, m_elapsed(ArxDuration_ZERO)
 {}
 
 void CurePoisonSpell::Launch() {
diff --git a/src/game/magic/spells/SpellsLvl07.cpp b/src/game/magic/spells/SpellsLvl07.cpp
index a0256de172..5ea40e5ace 100644
--- a/src/game/magic/spells/SpellsLvl07.cpp
+++ b/src/game/magic/spells/SpellsLvl07.cpp
@@ -46,7 +46,7 @@ extern PlatformInstant SLID_START;
 bool bOldLookToggle;
 
 FlyingEyeSpell::FlyingEyeSpell()
-	: m_lastupdate(0)
+	: m_lastupdate(ArxInstant_ZERO)
 {
 	
 }
diff --git a/src/graphics/particle/Particle.cpp b/src/graphics/particle/Particle.cpp
index 300aa1e9c3..c7330205ed 100644
--- a/src/graphics/particle/Particle.cpp
+++ b/src/graphics/particle/Particle.cpp
@@ -50,7 +50,7 @@ ZeniMax Media Inc., Suite 120, Rockville, Maryland 20850 USA.
 Particle::Particle()
 	: p3Pos(arx::randomVec(-5.f, 5.f))
 	, p3Velocity(arx::randomVec(-10.f, 10.f))
-	, m_age(0)
+	, m_age(ArxDuration_ZERO)
 	, fSize(1.f)
 	, fSizeStart(1.f)
 	, fSizeEnd(1.f)
diff --git a/src/gui/Console.h b/src/gui/Console.h
index fce2fbc37c..169b2cb871 100644
--- a/src/gui/Console.h
+++ b/src/gui/Console.h
@@ -145,7 +145,7 @@ class ScriptConsole : protected BasicTextInput {
 		, m_originalCursorPos(true)
 		, m_selection(0)
 		, m_lastSelectedEntity(EntityHandle_Player)
-		, m_blinkTime(0)
+		, m_blinkTime(PlatformDuration_ZERO)
 		, m_blink(true)
 		, m_contextBegin(0)
 		, m_contextEnd(0)
diff --git a/src/gui/Credits.cpp b/src/gui/Credits.cpp
index 7c0ff7c788..e831728541 100644
--- a/src/gui/Credits.cpp
+++ b/src/gui/Credits.cpp
@@ -104,7 +104,7 @@ class Credits {
 	Credits()
 		: m_background(NULL)
 		, m_scrollPosition(0.f)
-		, m_lastUpdateTime(0.f)
+		, m_lastUpdateTime(PlatformInstant_ZERO)
 		, m_firstVisibleLine(0)
 		, m_lineHeight(-1)
 		, m_windowSize(Vec2i_ZERO)
diff --git a/src/gui/Hud.cpp b/src/gui/Hud.cpp
index 9179089c7e..9320a285b9 100644
--- a/src/gui/Hud.cpp
+++ b/src/gui/Hud.cpp
@@ -111,7 +111,7 @@ HitStrengthGauge::HitStrengthGauge()
 	, m_hitTex(NULL)
 	, m_intensity(0.f)
 	, m_flashActive(false)
-	, m_flashTime(0)
+	, m_flashTime(PlatformDuration_ZERO)
 	, m_flashIntensity(0.f)
 {}
 
@@ -218,7 +218,7 @@ void BookIconGui::MakeBookFX() {
 BookIconGui::BookIconGui()
 	: HudIconBase()
 	, m_size(Vec2f(32, 32))
-	, ulBookHaloTime(0)
+	, ulBookHaloTime(PlatformDuration_ZERO)
 {}
 
 void BookIconGui::init() {
@@ -453,7 +453,7 @@ PurseIconGui::PurseIconGui()
 	: HudIconBase()
 	, m_pos()
 	, m_size()
-	, m_haloTime(0)
+	, m_haloTime(PlatformDuration_ZERO)
 {}
 
 void PurseIconGui::init() {