diff --git a/ChangeLog b/ChangeLog
index 44c8d6342..4cf4d5a5b 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,4 +1,11 @@
-2017-03-17  Werner Lemberg  <wl@gnu.org>
+2017-03-18  Werner Lemberg  <wl@gnu.org>
+
+	[ftfuzzer] Minor improvement.
+
+	* src/tools/ftfuzzer/ftfuzzer.cc: Don't set intermediate axis if
+	bitmap strikes are active.
+
+2017-03-18  Werner Lemberg  <wl@gnu.org>
 
 	Improve `make multi'.
 
diff --git a/src/tools/ftfuzzer/ftfuzzer.cc b/src/tools/ftfuzzer/ftfuzzer.cc
index 44bdaddba..55a08e416 100644
--- a/src/tools/ftfuzzer/ftfuzzer.cc
+++ b/src/tools/ftfuzzer/ftfuzzer.cc
@@ -385,7 +385,8 @@
           }
 
           // test MM interface only for a face without a selected instance
-          if ( instance_index == 0 )
+          // and without a selected bitmap strike
+          if ( !instance_index && !size_cnt )
             setIntermediateAxis( face );
 
           // loop over all glyphs