diff --git a/src/common/Utilities/Duration.h b/src/common/Utilities/Duration.h
index 8ad5be0a1..f30841794 100644
--- a/src/common/Utilities/Duration.h
+++ b/src/common/Utilities/Duration.h
@@ -22,19 +22,19 @@
 
 /// Milliseconds shorthand typedef.
 using Milliseconds = std::chrono::milliseconds;
-using FloatMilliseconds = std::chrono::duration<float, Milliseconds::period>;
+using FloatMilliseconds = std::chrono::duration<double, Milliseconds::period>;
 
 /// Seconds shorthand typedef.
 using Seconds = std::chrono::seconds;
-using FloatSeconds = std::chrono::duration<float, Seconds::period>;
+using FloatSeconds = std::chrono::duration<double, Seconds::period>;
 
 /// Minutes shorthand typedef.
 using Minutes = std::chrono::minutes;
-using FloatMinutes = std::chrono::duration<float, Minutes::period>;
+using FloatMinutes = std::chrono::duration<double, Minutes::period>;
 
 /// Hours shorthand typedef.
 using Hours = std::chrono::hours;
-using FloatHours = std::chrono::duration<float, Hours::period>;
+using FloatHours = std::chrono::duration<double, Hours::period>;
 
 /// time_point shorthand typedefs
 typedef std::chrono::steady_clock::time_point TimePoint;
diff --git a/src/server/game/Spells/Auras/SpellAuras.cpp b/src/server/game/Spells/Auras/SpellAuras.cpp
index 819f69257..3bdbffe76 100644
--- a/src/server/game/Spells/Auras/SpellAuras.cpp
+++ b/src/server/game/Spells/Auras/SpellAuras.cpp
@@ -2046,8 +2046,8 @@ float Aura::CalcPPMProcChance(Unit* actor) const
     float averageProcInterval = 60.0f / ppm;
 
     TimePoint currentTime = GameTime::Now();
-    float secondsSinceLastAttempt = std::min(duration_cast<FloatSeconds>(currentTime - m_lastProcAttemptTime).count(), 10.0f);
-    float secondsSinceLastProc = std::min(duration_cast<FloatSeconds>(currentTime - m_lastProcSuccessTime).count(), 1000.0f);
+    float secondsSinceLastAttempt = std::min(duration_cast<FloatSeconds>(currentTime - m_lastProcAttemptTime).count(), 10.0);
+    float secondsSinceLastProc = std::min(duration_cast<FloatSeconds>(currentTime - m_lastProcSuccessTime).count(), 1000.0);
 
     float chance = std::max(1.0f, 1.0f + ((secondsSinceLastProc / averageProcInterval - 1.5f) * 3.0f)) * ppm * secondsSinceLastAttempt / 60.0f;
     RoundToInterval(chance, 0.0f, 1.0f);