diff --git a/Compiler b/Compiler
index 7bffffc..261d93b 100644
Binary files a/Compiler and b/Compiler differ
diff --git a/Compiler.exe b/Compiler.exe
index 3ed01e0..fd2ecbd 100644
Binary files a/Compiler.exe and b/Compiler.exe differ
diff --git a/source/STATEMENTS.ob07 b/source/STATEMENTS.ob07
index 58b3b56..c3d88f2 100644
--- a/source/STATEMENTS.ob07
+++ b/source/STATEMENTS.ob07
@@ -1916,7 +1916,7 @@ VAR
                     IF (e.obj = eCONST) & isBoolean(e) THEN
                         IL.Const(ORD(ARITH.getBool(e.value)))
                     END;
-                    IL.AndOrOpt(label)
+                    IL.AddJmpCmd(IL.opJZ, label)
                 END
             END;
 
@@ -2121,8 +2121,7 @@ VAR
                     IF (e.obj = eCONST) & isBoolean(e) THEN
                         IL.Const(ORD(ARITH.getBool(e.value)))
                     END;
-                    IL.not;
-                    IL.AndOrOpt(label)
+                    IL.AddJmpCmd(IL.opJNZ, label)
                 END
 
             END;
diff --git a/source/UTILS.ob07 b/source/UTILS.ob07
index 52c1b4e..1beeaf6 100644
--- a/source/UTILS.ob07
+++ b/source/UTILS.ob07
@@ -24,7 +24,7 @@ CONST
 
     vMajor* = 1;
     vMinor* = 52;
-    Date* = "2021-02-12";
+    Date* = "2021-02-14";
 
     FILE_EXT* = ".ob07";
     RTL_NAME* = "RTL";