1 files changed, 8 insertions, 8 deletions
diff --git a/engines/glk/alan3/compatibility.cpp b/engines/glk/alan3/compatibility.cpp
index a8efb47a09..4668d6ea82 100644
--- a/engines/glk/alan3/compatibility.cpp
+++ b/engines/glk/alan3/compatibility.cpp
@@ -27,42 +27,42 @@ namespace Alan3 {
 
 /*----------------------------------------------------------------------*/
 static bool is3_0Alpha(char version[]) {
-    return version[3] == 3 && version[2] == 0 && version[0] == 'a';
+	return version[3] == 3 && version[2] == 0 && version[0] == 'a';
 }
 
 /*----------------------------------------------------------------------*/
 static bool is3_0Beta(char version[]) {
-    return version[3] == 3 && version[2] == 0 && version[0] == 'b';
+	return version[3] == 3 && version[2] == 0 && version[0] == 'b';
 }
 
 /*----------------------------------------------------------------------*/
 static int correction(char version[]) {
-    return version[1];
+	return version[1];
 }
 
 /*======================================================================*/
 bool isPreAlpha5(char version[4]) {
-    return is3_0Alpha(version) && correction(version) <5;
+	return is3_0Alpha(version) && correction(version) < 5;
 }
 
 /*======================================================================*/
 bool isPreBeta2(char version[4]) {
-    return is3_0Alpha(version) || (is3_0Beta(version) && correction(version) == 1);
+	return is3_0Alpha(version) || (is3_0Beta(version) && correction(version) == 1);
 }
 
 /*======================================================================*/
 bool isPreBeta3(char version[4]) {
-    return is3_0Alpha(version) || (is3_0Beta(version) && correction(version) <= 2);
+	return is3_0Alpha(version) || (is3_0Beta(version) && correction(version) <= 2);
 }
 
 /*======================================================================*/
 bool isPreBeta4(char version[4]) {
-    return is3_0Alpha(version) || (is3_0Beta(version) && correction(version) <= 3);
+	return is3_0Alpha(version) || (is3_0Beta(version) && correction(version) <= 3);
 }
 
 /*======================================================================*/
 bool isPreBeta5(char version[4]) {
-    return is3_0Alpha(version) || (is3_0Beta(version) && correction(version) <= 4);
+	return is3_0Alpha(version) || (is3_0Beta(version) && correction(version) <= 4);
 }
 
 } // End of namespace Alan3