diff --git a/plugins/java-decompiler/engine/testData/obfuscated/ag.java b/plugins/java-decompiler/engine/testData/obfuscated/ag.java
index 73eb9ae58c48..e87babcdfa96 100644
--- a/plugins/java-decompiler/engine/testData/obfuscated/ag.java
+++ b/plugins/java-decompiler/engine/testData/obfuscated/ag.java
@@ -11,13 +11,13 @@ public class ag {
    public double a() {
       try {
          if (this.d == 0) {
-            return 0.0D;
+            return 0.0;
          }
       } catch (a_ var4) {
          throw var4;
       }
 
-      double var1 = 0.0D;
+      double var1 = 0.0;
 
       for(int var3 = 0; var3 <= this.d; ++var3) {
          var1 += (double)this.b[var3];
diff --git a/plugins/java-decompiler/engine/testData/obfuscated/aj.java b/plugins/java-decompiler/engine/testData/obfuscated/aj.java
index f0d84c106e43..23fc6b68d7b7 100644
--- a/plugins/java-decompiler/engine/testData/obfuscated/aj.java
+++ b/plugins/java-decompiler/engine/testData/obfuscated/aj.java
@@ -106,7 +106,7 @@ public class aj implements am {
                Long var7 = (Long)this.b.get(var6.getKey());
                if (var7 != null) {
                   double var8 = (double)(((Long)var6.getValue() - var7) * 10L) / (double)var3;
-                  var1.a((Object)(new ar(h[1], (String)var6.getKey(), "%", var8 * 100.0D)));
+                  var1.a((Object)(new ar(h[1], (String)var6.getKey(), "%", var8 * 100.0)));
                }
             }
          }
diff --git a/plugins/java-decompiler/engine/testData/obfuscated/al.java b/plugins/java-decompiler/engine/testData/obfuscated/al.java
index 2ca4151bbd71..dc536ace3c5b 100644
--- a/plugins/java-decompiler/engine/testData/obfuscated/al.java
+++ b/plugins/java-decompiler/engine/testData/obfuscated/al.java
@@ -8,9 +8,9 @@ public class al implements Comparable<al> {
    private final ak a;
    private final List<n<Date, Double>> b = new ArrayList();
    private final List<n<Date, Double>> c = new ArrayList();
-   private double d = 0.0D;
-   private double e = 0.0D;
-   private double f = 0.0D;
+   private double d = 0.0;
+   private double e = 0.0;
+   private double f = 0.0;
    private static final String[] g;
 
    public al(ak var1) {
@@ -52,7 +52,7 @@ public class al implements Comparable<al> {
    public double e() {
       try {
          if (this.b.isEmpty()) {
-            return 0.0D;
+            return 0.0;
          }
       } catch (a_ var1) {
          throw var1;
@@ -64,7 +64,7 @@ public class al implements Comparable<al> {
    public double f() {
       try {
          if (this.c.isEmpty()) {
-            return 0.0D;
+            return 0.0;
          }
       } catch (a_ var1) {
          throw var1;
diff --git a/plugins/java-decompiler/engine/testData/obfuscated/at.java b/plugins/java-decompiler/engine/testData/obfuscated/at.java
index efafba2ff2c3..1d809b56af72 100644
--- a/plugins/java-decompiler/engine/testData/obfuscated/at.java
+++ b/plugins/java-decompiler/engine/testData/obfuscated/at.java
@@ -8,7 +8,7 @@ class at extends ap {
    }
 
    public double d() {
-      return (double)an.a(this.d).getHeapMemoryUsage().getUsed() / 1024.0D / 1024.0D;
+      return (double)an.a(this.d).getHeapMemoryUsage().getUsed() / 1024.0 / 1024.0;
    }
 
    public String c() {
@@ -16,7 +16,7 @@ class at extends ap {
    }
 
    public Double e() {
-      return (double)an.a(this.d).getHeapMemoryUsage().getMax() / 1024.0D / 1024.0D;
+      return (double)an.a(this.d).getHeapMemoryUsage().getMax() / 1024.0 / 1024.0;
    }
 
    static {
diff --git a/plugins/java-decompiler/engine/testData/obfuscated/au.java b/plugins/java-decompiler/engine/testData/obfuscated/au.java
index cf88f45c5fe6..12719b7d6c12 100644
--- a/plugins/java-decompiler/engine/testData/obfuscated/au.java
+++ b/plugins/java-decompiler/engine/testData/obfuscated/au.java
@@ -19,6 +19,6 @@ class au extends ap {
    }
 
    public Double e() {
-      return 100.0D;
+      return 100.0;
    }
 }
diff --git a/plugins/java-decompiler/engine/testData/obfuscated/av.java b/plugins/java-decompiler/engine/testData/obfuscated/av.java
index ab6587d3a799..c4268034c9a9 100644
--- a/plugins/java-decompiler/engine/testData/obfuscated/av.java
+++ b/plugins/java-decompiler/engine/testData/obfuscated/av.java
@@ -19,6 +19,6 @@ class av extends ap {
    }
 
    public Double e() {
-      return 100.0D;
+      return 100.0;
    }
 }
diff --git a/plugins/java-decompiler/engine/testData/obfuscated/ax.java b/plugins/java-decompiler/engine/testData/obfuscated/ax.java
index bdb7372be81e..86d631e01cc9 100644
--- a/plugins/java-decompiler/engine/testData/obfuscated/ax.java
+++ b/plugins/java-decompiler/engine/testData/obfuscated/ax.java
@@ -25,7 +25,7 @@ public class ax {
    }
 
    public String a(boolean var1) {
-      String var2 = String.valueOf(((double)System.nanoTime() - (double)this.a) / 1000.0D);
+      String var2 = String.valueOf(((double)System.nanoTime() - (double)this.a) / 1000.0);
 
       try {
          if (var1) {
diff --git a/plugins/java-decompiler/engine/testData/obfuscated/e.java b/plugins/java-decompiler/engine/testData/obfuscated/e.java
index c20089ebb71d..1b409690742f 100644
--- a/plugins/java-decompiler/engine/testData/obfuscated/e.java
+++ b/plugins/java-decompiler/engine/testData/obfuscated/e.java
@@ -67,7 +67,7 @@ class e<K, V> implements a<K, V> {
          throw var5;
       }
 
-      var10000 = Math.round(100.0D * (double)var1 / (double)(var1 + var3));
+      var10000 = Math.round(100.0 * (double)var1 / (double)(var1 + var3));
       return var10000;
    }