diff --git a/cfg/gnu.cfg b/cfg/gnu.cfg
index c912e8c90..d4fc65314 100644
--- a/cfg/gnu.cfg
+++ b/cfg/gnu.cfg
@@ -1120,7 +1120,7 @@
     </arg>
   </function>
   <!-- ########## Resource allocation ########## -->
-    <resource>
+  <resource>
     <alloc init="true">mkostemp</alloc>
     <alloc init="true">mkstemps</alloc>
     <alloc init="true">mkostemps</alloc>
diff --git a/test/cfg/gnu.c b/test/cfg/gnu.c
index c5672eb52..677c6a0f2 100644
--- a/test/cfg/gnu.c
+++ b/test/cfg/gnu.c
@@ -17,56 +17,56 @@
 
 void resourceLeak_mkostemps(char *template, int suffixlen, int flags)
 {
-	// cppcheck-suppress unreadVariable
-	int fp = mkostemps(template, suffixlen, flags);
-	// cppcheck-suppress resourceLeak
+    // cppcheck-suppress unreadVariable
+    int fp = mkostemps(template, suffixlen, flags);
+    // cppcheck-suppress resourceLeak
 }
 
 void no_resourceLeak_mkostemps_01(char *template, int suffixlen, int flags)
 {
-	int fp = mkostemps(template, suffixlen, flags);
-	close(fp);
+    int fp = mkostemps(template, suffixlen, flags);
+    close(fp);
 }
 
 int no_resourceLeak_mkostemps_02(char *template, int suffixlen, int flags)
 {
-	return mkostemps(template, suffixlen, flags);
+    return mkostemps(template, suffixlen, flags);
 }
 
 void resourceLeak_mkstemps(char *template, int suffixlen)
 {
-	// cppcheck-suppress unreadVariable
-	int fp = mkstemps(template, suffixlen);
-	// cppcheck-suppress resourceLeak
+    // cppcheck-suppress unreadVariable
+    int fp = mkstemps(template, suffixlen);
+    // cppcheck-suppress resourceLeak
 }
 
 void no_resourceLeak_mkstemps_01(char *template, int suffixlen)
 {
-	int fp = mkstemps(template, suffixlen);
-	close(fp);
+    int fp = mkstemps(template, suffixlen);
+    close(fp);
 }
 
 int no_resourceLeak_mkstemps_02(char *template, int suffixlen)
 {
-	return mkstemps(template, suffixlen);
+    return mkstemps(template, suffixlen);
 }
 
 void resourceLeak_mkostemp(char *template, int flags)
 {
-	// cppcheck-suppress unreadVariable
-	int fp = mkostemp(template, flags);
-	// cppcheck-suppress resourceLeak
+    // cppcheck-suppress unreadVariable
+    int fp = mkostemp(template, flags);
+    // cppcheck-suppress resourceLeak
 }
 
 void no_resourceLeak_mkostemp_01(char *template, int flags)
 {
-	int fp = mkostemp(template, flags);
-	close(fp);
+    int fp = mkostemp(template, flags);
+    close(fp);
 }
 
 int no_resourceLeak_mkostemp_02(char *template, int flags)
 {
-	return mkostemp(template, flags);
+    return mkostemp(template, flags);
 }
 
 void valid_code(int argInt1)
diff --git a/test/cfg/posix.c b/test/cfg/posix.c
index ed348f09b..f22406b91 100644
--- a/test/cfg/posix.c
+++ b/test/cfg/posix.c
@@ -136,20 +136,20 @@ void resourceLeak_fdopen(int fd)
 
 void resourceLeak_mkstemp(char *template)
 {
-	// cppcheck-suppress unreadVariable
-	int fp = mkstemp(template);
-	// cppcheck-suppress resourceLeak
+    // cppcheck-suppress unreadVariable
+    int fp = mkstemp(template);
+    // cppcheck-suppress resourceLeak
 }
 
 void no_resourceLeak_mkstemp_01(char *template)
 {
-	int fp = mkstemp(template);
-	close(fp);
+    int fp = mkstemp(template);
+    close(fp);
 }
 
 int no_resourceLeak_mkstemp_02(char *template)
 {
-	return mkstemp(template);
+    return mkstemp(template);
 }
 
 void resourceLeak_fdopendir(int fd)