diff --git a/src/core/fonts.js b/src/core/fonts.js
index 979895632..fe8538ebb 100644
--- a/src/core/fonts.js
+++ b/src/core/fonts.js
@@ -444,6 +444,7 @@ var ProblematicCharRanges = new Int32Array([
   0x2028, 0x2030,
   0x205F, 0x2070,
   0x25CC, 0x25CD,
+  0x3000, 0x3001,
   // Chars that is used in complex-script shaping.
   0xAA60, 0xAA80,
   // Specials Unicode block.