diff --git a/spacy/strings.pyx b/spacy/strings.pyx
index c5f218342..973d4abb4 100644
--- a/spacy/strings.pyx
+++ b/spacy/strings.pyx
@@ -3,7 +3,7 @@ cimport cython
 from libc.string cimport memcpy
 from libcpp.set cimport set
 from libc.stdint cimport uint32_t
-from murmurhash.mrmr cimport hash64, hash32
+from murmurhash.mrmr cimport hash64
 
 import srsly
 
@@ -61,9 +61,6 @@ cdef hash_t hash_utf8(char* utf8_string, int length) nogil:
     return hash64(utf8_string, length, 1)
 
 
-cdef uint32_t hash32_utf8(char* utf8_string, int length) nogil:
-    return hash32(utf8_string, length, 1)
-
 
 cdef str decode_Utf8Str(const Utf8Str* string):
     cdef int i, length