diff --git a/src/hb-directwrite.cc b/src/hb-directwrite.cc
index b5c1113b1..11b935310 100644
--- a/src/hb-directwrite.cc
+++ b/src/hb-directwrite.cc
@@ -671,7 +671,7 @@ retry_getglyphs:
   DWRITE_SHAPING_GLYPH_PROPERTIES* glyphProperties = (DWRITE_SHAPING_GLYPH_PROPERTIES*)
     malloc (maxGlyphCount * sizeof (DWRITE_SHAPING_GLYPH_PROPERTIES));
 
-  hr = analyzer->GetGlyphs (textString, textLength, fontFace, FALSE,
+  hr = analyzer->GetGlyphs (textString, textLength, fontFace, false,
     isRightToLeft, &runHead->mScript, localeName, NULL, &dwFeatures,
     featureRangeLengths, 1, maxGlyphCount, clusterMap, textProperties, glyphIndices,
     glyphProperties, &glyphCount);
@@ -719,7 +719,7 @@ retry_getglyphs:
   hr = analyzer->GetGlyphPlacements (textString,
     clusterMap, textProperties, textLength, glyphIndices,
     glyphProperties, glyphCount, fontFace, fontEmSize,
-    FALSE, isRightToLeft, &runHead->mScript, localeName,
+    false, isRightToLeft, &runHead->mScript, localeName,
     &dwFeatures, featureRangeLengths, 1,
     glyphAdvances, glyphOffsets);
 
diff --git a/src/hb-shape.cc b/src/hb-shape.cc
index f57cad903..f080a15e3 100644
--- a/src/hb-shape.cc
+++ b/src/hb-shape.cc
@@ -114,7 +114,7 @@ retry:
  * shapers will be used in the given order, otherwise the default shapers list
  * will be used.
  *
- * Return value: %FALSE if all shapers failed, %TRUE otherwise
+ * Return value: false if all shapers failed, true otherwise
  *
  * Since: 0.9.2
  **/