diff --git a/include/bx/hash.h b/include/bx/hash.h
index 2267289..6af79c6 100644
--- a/include/bx/hash.h
+++ b/include/bx/hash.h
@@ -93,6 +93,8 @@ namespace bx
 			Ieee,       //!< 0xedb88320
 			Castagnoli, //!< 0x82f63b78
 			Koopman,    //!< 0xeb31d82e
+
+			Count
 		};
 
 		///
diff --git a/src/hash.cpp b/src/hash.cpp
index a4ec553..ba7fcf2 100644
--- a/src/hash.cpp
+++ b/src/hash.cpp
@@ -125,6 +125,7 @@ static const uint32_t* s_crcTable[] =
 	s_crcTableCastagnoli,
 	s_crcTableKoopman,
 };
+BX_STATIC_ASSERT(BX_COUNTOF(s_crcTable) == HashCrc32::Count);
 
 void HashCrc32::begin(Enum _type)
 {