diff --git a/src/strings.cpp b/src/strings.cpp
--- a/src/strings.cpp
+++ b/src/strings.cpp
@@ -1750,7 +1750,7 @@ const char *GetCurrentLanguageIsoCode()
  */
 bool MissingGlyphSearcher::FindMissingGlyphs(const char **str)
 {
-	InitFreeType(false);
+	InitFreeType(this->Monospace());
 	const Sprite *question_mark[FS_END];
 
 	for (FontSize size = FS_BEGIN; size < FS_END; size++) {
@@ -1813,6 +1813,11 @@ class LanguagePackGlyphSearcher : public
 		return ret;
 	}
 
+	/* virtual */ bool Monospace()
+	{
+		return false;
+	}
+
 	/* virtual */ void SetFontNames(FreeTypeSettings *settings, const char *font_name)
 	{
 #ifdef WITH_FREETYPE
@@ -1856,7 +1861,7 @@ void CheckForMissingGlyphs(bool base_fon
 			/* Our fallback font does miss characters too, so keep the
 			 * user chosen font as that is more likely to be any good than
 			 * the wild guess we made */
-			InitFreeType(false);
+			InitFreeType(searcher->Monospace());
 		}
 	}
 #endif