diff --git a/inc/scanoss.h b/inc/scanoss.h
index 8985597..1f4a2be 100644
--- a/inc/scanoss.h
+++ b/inc/scanoss.h
@@ -33,7 +33,7 @@
 #define WFP_LN 4
 #define WFP_REC_LN 18
 
-#define SCANOSS_VERSION "5.4.25"
+#define SCANOSS_VERSION "5.4.26"
 
 /* Log files */
 #define SCAN_LOG "/tmp/scanoss_scan.log"
diff --git a/src/ignorelist.c b/src/ignorelist.c
index 2fdf920..5ad11bf 100644
--- a/src/ignorelist.c
+++ b/src/ignorelist.c
@@ -46,10 +46,13 @@ char *extension(char *path)
 {
 	char *dot   = strrchr(path, '.');
 	char *slash = strrchr(path, '/');
+	if (!slash) slash = path;
 
-	if (!dot && !slash) return NULL;
+	/* No dot, or the last dot belongs to a parent directory (e.g. "a.b/file"):
+	   the file has no extension. Returning the basename here (as the previous
+	   implementation did) wrongly treated a plain filename as an extension. */
+	if (!dot) return NULL;
 	if (dot > slash) return dot + 1;
-	if (slash != path) return slash + 1;
 	return NULL;
 }
 
diff --git a/src/match.c b/src/match.c
index c20d927..6ae56c7 100644
--- a/src/match.c
+++ b/src/match.c
@@ -301,26 +301,19 @@ int compare_file_extension(component_data_t *a, component_data_t *b)
 	char *ext_a = extension(a->file);
 	char *ext_b = extension(b->file);
 
-	if (!ext_a && ext_b)
-		return 1;
-
-	if (ext_a && !ext_b)
-		return -1;
-	
-	if (!ext_a && !ext_b)
+	/* A candidate is preferred only when its extension actually matches the
+	   scanned file's extension. The mere presence/absence of an extension is
+	   not a valid criterion: doing so would prefer any extended path over a
+	   plain filename even when neither matches the scanned file. */
+	bool match_a = ext_a && !strcmp(ext_a, ext_file);
+	bool match_b = ext_b && !strcmp(ext_b, ext_file);
+
+	if (match_a == match_b)
 		return 0;
-
-	int result_a = strcmp(ext_a, ext_file);
-	int result_b = strcmp(ext_b, ext_file);
-	
-	if (result_a == result_b)
-		return 0;
-	else if (!result_a)
+	else if (match_a)
 		return -1;
-	else  if (!result_b)
+	else
 		return 1;
-
-	return 0;
 }
 
 /**