diff --git a/compiler/testData/ir/irText/classes/kt43217.fir.kt.txt b/compiler/testData/ir/irText/classes/kt43217.fir.kt.txt
index bd07aa4c60f..867a43b41d9 100644
--- a/compiler/testData/ir/irText/classes/kt43217.fir.kt.txt
+++ b/compiler/testData/ir/irText/classes/kt43217.fir.kt.txt
@@ -15,7 +15,7 @@ class A {
         }
 
         override operator fun get(): Double {
-          return 0.0D
+          return 0.0
         }
 
       }
@@ -34,7 +34,8 @@ class C : DoubleExpression {
   }
 
   override operator fun get(): Double {
-    return 0.0D
+    return 0.0
   }
 
 }
+
diff --git a/compiler/testData/ir/irText/classes/kt43217.kt.txt b/compiler/testData/ir/irText/classes/kt43217.kt.txt
index a094ba43c2d..9c1b3171d8e 100644
--- a/compiler/testData/ir/irText/classes/kt43217.kt.txt
+++ b/compiler/testData/ir/irText/classes/kt43217.kt.txt
@@ -15,7 +15,7 @@ class A {
         }
 
         override fun get(): Double {
-          return 0.0D
+          return 0.0
         }
 
       }
@@ -34,7 +34,7 @@ class C : DoubleExpression {
   }
 
   override fun get(): Double {
-    return 0.0D
+    return 0.0
   }
 
 }
diff --git a/compiler/testData/ir/irText/expressions/floatingPointComparisons/whenByFloatingPoint.fir.kt.txt b/compiler/testData/ir/irText/expressions/floatingPointComparisons/whenByFloatingPoint.fir.kt.txt
index da3ff7b2233..a9f40419156 100644
--- a/compiler/testData/ir/irText/expressions/floatingPointComparisons/whenByFloatingPoint.fir.kt.txt
+++ b/compiler/testData/ir/irText/expressions/floatingPointComparisons/whenByFloatingPoint.fir.kt.txt
@@ -2,7 +2,7 @@ fun testSimple(x: Double): Int {
   return { // BLOCK
     val tmp0_subject: Double = x
     when {
-      ieee754equals(arg0 = tmp0_subject, arg1 = 0.0D) -> 0
+      ieee754equals(arg0 = tmp0_subject, arg1 = 0.0) -> 0
       else -> 1
     }
   }
@@ -15,7 +15,7 @@ fun testSmartCastInWhenSubject(x: Any): Int {
   return { // BLOCK
     val tmp1_subject: Double = x /*as Double */
     when {
-      ieee754equals(arg0 = tmp1_subject, arg1 = 0.0D) -> 0
+      ieee754equals(arg0 = tmp1_subject, arg1 = 0.0) -> 0
       else -> 1
     }
   }
@@ -39,7 +39,7 @@ fun testSmartCastInWhenConditionInBranch(x: Any): Int {
     val tmp3_subject: Any = x
     when {
       tmp3_subject !is Double -> -1
-      EQEQ(arg0 = tmp3_subject, arg1 = 0.0D) -> 0
+      EQEQ(arg0 = tmp3_subject, arg1 = 0.0) -> 0
       else -> 1
     }
   }
@@ -77,3 +77,4 @@ fun testWithPrematureExitInConditionSubexpression(x: Any): Int {
     }
   }
 }
+
diff --git a/compiler/testData/ir/irText/expressions/floatingPointComparisons/whenByFloatingPoint.kt.txt b/compiler/testData/ir/irText/expressions/floatingPointComparisons/whenByFloatingPoint.kt.txt
index 841c8610186..61db3d39f9f 100644
--- a/compiler/testData/ir/irText/expressions/floatingPointComparisons/whenByFloatingPoint.kt.txt
+++ b/compiler/testData/ir/irText/expressions/floatingPointComparisons/whenByFloatingPoint.kt.txt
@@ -2,7 +2,7 @@ fun testSimple(x: Double): Int {
   return { // BLOCK
     val tmp0_subject: Double = x
     when {
-      ieee754equals(arg0 = tmp0_subject, arg1 = 0.0D) -> 0
+      ieee754equals(arg0 = tmp0_subject, arg1 = 0.0) -> 0
       else -> 1
     }
   }
@@ -15,7 +15,7 @@ fun testSmartCastInWhenSubject(x: Any): Int {
   return { // BLOCK
     val tmp0_subject: Any = x
     when {
-      ieee754equals(arg0 = tmp0_subject /*as Double */, arg1 = 0.0D) -> 0
+      ieee754equals(arg0 = tmp0_subject /*as Double */, arg1 = 0.0) -> 0
       else -> 1
     }
   }
@@ -39,7 +39,7 @@ fun testSmartCastInWhenConditionInBranch(x: Any): Int {
     val tmp0_subject: Any = x
     when {
       tmp0_subject is Double.not() -> -1
-      ieee754equals(arg0 = tmp0_subject /*as Double */, arg1 = 0.0D) -> 0
+      ieee754equals(arg0 = tmp0_subject /*as Double */, arg1 = 0.0) -> 0
       else -> 1
     }
   }
diff --git a/compiler/testData/ir/irText/expressions/literals.fir.kt.txt b/compiler/testData/ir/irText/expressions/literals.fir.kt.txt
index 253306edf33..a9c139c87af 100644
--- a/compiler/testData/ir/irText/expressions/literals.fir.kt.txt
+++ b/compiler/testData/ir/irText/expressions/literals.fir.kt.txt
@@ -31,11 +31,11 @@ val test8: Long
   get
 
 val test9: Double
-  field = 1.0D
+  field = 1.0
   get
 
 val test10: Double
-  field = 1.0D.unaryMinus()
+  field = 1.0.unaryMinus()
   get
 
 val test11: Float
@@ -65,3 +65,4 @@ val testI: Int
 val testL: Long
   field = 1L
   get
+
diff --git a/compiler/testData/ir/irText/expressions/literals.kt.txt b/compiler/testData/ir/irText/expressions/literals.kt.txt
index 45e61a98908..db5b57cdd43 100644
--- a/compiler/testData/ir/irText/expressions/literals.kt.txt
+++ b/compiler/testData/ir/irText/expressions/literals.kt.txt
@@ -31,11 +31,11 @@ val test8: Long
   get
 
 val test9: Double
-  field = 1.0D
+  field = 1.0
   get
 
 val test10: Double
-  field = -1.0D
+  field = -1.0
   get
 
 val test11: Float
diff --git a/compiler/testData/ir/irText/types/nullChecks/explicitEqualsAndCompareToCallsOnPlatformTypeReceiver.fir.kt.txt b/compiler/testData/ir/irText/types/nullChecks/explicitEqualsAndCompareToCallsOnPlatformTypeReceiver.fir.kt.txt
index 32b0c63114c..4985c2b163c 100644
--- a/compiler/testData/ir/irText/types/nullChecks/explicitEqualsAndCompareToCallsOnPlatformTypeReceiver.fir.kt.txt
+++ b/compiler/testData/ir/irText/types/nullChecks/explicitEqualsAndCompareToCallsOnPlatformTypeReceiver.fir.kt.txt
@@ -3,11 +3,11 @@ fun JavaClass.testPlatformEqualsPlatform(): Boolean {
 }
 
 fun JavaClass.testPlatformEqualsKotlin(): Boolean {
-  return <this>.null0().equals(other = 0.0D)
+  return <this>.null0().equals(other = 0.0)
 }
 
 fun JavaClass.testKotlinEqualsPlatform(): Boolean {
-  return 0.0D.equals(other = <this>.null0())
+  return 0.0.equals(other = <this>.null0())
 }
 
 fun JavaClass.testPlatformCompareToPlatform(): Int {
@@ -15,9 +15,10 @@ fun JavaClass.testPlatformCompareToPlatform(): Int {
 }
 
 fun JavaClass.testPlatformCompareToKotlin(): Int {
-  return <this>.null0().compareTo(other = 0.0D)
+  return <this>.null0().compareTo(other = 0.0)
 }
 
 fun JavaClass.testKotlinCompareToPlatform(): Int {
-  return 0.0D.compareTo(other = <this>.null0() /*!! Double */)
+  return 0.0.compareTo(other = <this>.null0() /*!! Double */)
 }
+
diff --git a/compiler/testData/ir/irText/types/nullChecks/explicitEqualsAndCompareToCallsOnPlatformTypeReceiver.kt.txt b/compiler/testData/ir/irText/types/nullChecks/explicitEqualsAndCompareToCallsOnPlatformTypeReceiver.kt.txt
index a81b1bde5ee..2abfe883553 100644
--- a/compiler/testData/ir/irText/types/nullChecks/explicitEqualsAndCompareToCallsOnPlatformTypeReceiver.kt.txt
+++ b/compiler/testData/ir/irText/types/nullChecks/explicitEqualsAndCompareToCallsOnPlatformTypeReceiver.kt.txt
@@ -3,11 +3,11 @@ fun JavaClass.testPlatformEqualsPlatform(): Boolean {
 }
 
 fun JavaClass.testPlatformEqualsKotlin(): Boolean {
-  return <this>.null0() /*!! Double */.equals(other = 0.0D)
+  return <this>.null0() /*!! Double */.equals(other = 0.0)
 }
 
 fun JavaClass.testKotlinEqualsPlatform(): Boolean {
-  return 0.0D.equals(other = <this>.null0())
+  return 0.0.equals(other = <this>.null0())
 }
 
 fun JavaClass.testPlatformCompareToPlatform(): Int {
@@ -15,10 +15,10 @@ fun JavaClass.testPlatformCompareToPlatform(): Int {
 }
 
 fun JavaClass.testPlatformCompareToKotlin(): Int {
-  return <this>.null0() /*!! Double */.compareTo(other = 0.0D)
+  return <this>.null0() /*!! Double */.compareTo(other = 0.0)
 }
 
 fun JavaClass.testKotlinCompareToPlatform(): Int {
-  return 0.0D.compareTo(other = <this>.null0() /*!! Double */)
+  return 0.0.compareTo(other = <this>.null0() /*!! Double */)
 }