diff --git a/core/fpdfapi/render/cpdf_pagerendercache.cpp b/core/fpdfapi/render/cpdf_pagerendercache.cpp
index ca8722e..dc5ebe7 100644
--- a/core/fpdfapi/render/cpdf_pagerendercache.cpp
+++ b/core/fpdfapi/render/cpdf_pagerendercache.cpp
@@ -46,7 +46,7 @@
   std::sort(cache_info.begin(), cache_info.end());
 
   // Check if time value is about to roll over and reset all entries.
-  // The comparision is legal because uint32_t is an unsigned type.
+  // The comparison is legal because uint32_t is an unsigned type.
   uint32_t nTimeCount = m_nTimeCount;
   if (nTimeCount + 1 < nTimeCount) {
     for (size_t i = 0; i < nCount; i++)