README: formatting fix
diff --git a/README.md b/README.md
index 88abea7..a6ef405 100644
--- a/README.md
+++ b/README.md
@@ -41,7 +41,7 @@
 murmurhash (const char *key, uint32_t len, uint32_t seed);
 ```
 
-Returns a murmur hash of `key' based on `seed' using the MurmurHash3 algorithm.
+Returns a murmur hash of `key` based on `seed` using the MurmurHash3 algorithm.
 
 ## license