diff --git a/src/twc-utils.c b/src/twc-utils.c
index 1c05e90..481c1a4 100644
--- a/src/twc-utils.c
+++ b/src/twc-utils.c
@@ -198,37 +198,3 @@ twc_hash_tox_id(const uint8_t *tox_id)
 
     return hash;
 }
-
-/**
- * Read an entire file into memory.
- *
- * @return TWC_RC_OK on success, TWC_RC_ERROR if file can not be opened, and
- *         TWC_RC_ERROR_MALLOC if an appropriate buffer can not be allocated.
- */
-enum t_twc_rc
-twc_read_file(const char *path, uint8_t **data, size_t *size)
-{
-    FILE *file;
-    if ((file = fopen(path, "r")))
-    {
-        // get file size
-        fseek(file, 0, SEEK_END);
-        *size = ftell(file);
-        rewind(file);
-
-        if ((data = malloc(sizeof(**data) * *size)))
-        {
-            size_t rs = fread(data, sizeof(uint8_t), *size, file);
-            fclose(file);
-            return rs == *size ? TWC_RC_OK : TWC_RC_ERROR;
-        }
-        else
-        {
-            fclose(file);
-            return TWC_RC_ERROR_MALLOC;
-        }
-    }
-
-    return TWC_RC_ERROR;
-}
-
diff --git a/src/twc-utils.h b/src/twc-utils.h
index a030576..8fae20f 100644
--- a/src/twc-utils.h
+++ b/src/twc-utils.h
@@ -54,8 +54,5 @@ twc_uint32_reverse_bytes(uint32_t num);
 unsigned long long
 twc_hash_tox_id(const uint8_t *tox_id);
 
-enum t_twc_rc
-twc_read_file(const char *path, uint8_t **data, size_t *size);
-
 #endif // TOX_WEECHAT_UTILS_H