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-rw-r--r--src/hash_map.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/hash_map.h b/src/hash_map.h
index 88c2681..9904fb8 100644
--- a/src/hash_map.h
+++ b/src/hash_map.h
@@ -19,7 +19,7 @@
// MurmurHash2, by Austin Appleby
static inline
-unsigned int MurmurHash2(const void* key, int len) {
+unsigned int MurmurHash2(const void* key, size_t len) {
static const unsigned int seed = 0xDECAFBAD;
const unsigned int m = 0x5bd1e995;
const int r = 24;