diff --git a/src/headers/tomcrypt_prng.h b/src/headers/tomcrypt_prng.h
index 93ae366..47968e2 100644
--- a/src/headers/tomcrypt_prng.h
+++ b/src/headers/tomcrypt_prng.h
@@ -175,7 +175,7 @@ int  chacha_prng_done(prng_state *prng);
 int  chacha_prng_export(unsigned char *out, unsigned long *outlen, prng_state *prng);
 int  chacha_prng_import(const unsigned char *in, unsigned long inlen, prng_state *prng);
 int  chacha_prng_test(void);
-extern const struct ltc_prng_descriptor chacha_prng_desc;
+extern const struct ltc_prng_descriptor chacha20_prng_desc;
 #endif
 
 #ifdef LTC_SPRNG
diff --git a/src/prngs/chacha.c b/src/prngs/chacha.c
index 4ce6747..1dde944 100644
--- a/src/prngs/chacha.c
+++ b/src/prngs/chacha.c
@@ -11,7 +11,7 @@
 
 #ifdef LTC_CHACHA20_PRNG
 
-const struct ltc_prng_descriptor chacha_prng_desc =
+const struct ltc_prng_descriptor chacha20_prng_desc =
 {
    "chacha",
    sizeof(chacha_state),
diff --git a/testprof/x86_prof.c b/testprof/x86_prof.c
index d4c6fe6..cff316b 100644
--- a/testprof/x86_prof.c
+++ b/testprof/x86_prof.c
@@ -331,7 +331,7 @@ static void _unregister_all(void)
   unregister_prng(&rc4_desc);
 #endif
 #ifdef LTC_CHACHA
-  unregister_prng(&chacha_prng_desc);
+  unregister_prng(&chacha20_prng_desc);
 #endif
 #ifdef LTC_SOBER128
   unregister_prng(&sober128_desc);
@@ -501,7 +501,7 @@ register_prng(&fortuna_desc);
 register_prng(&rc4_desc);
 #endif
 #ifdef LTC_CHACHA
-register_prng(&chacha_prng_desc);
+register_prng(&chacha20_prng_desc);
 #endif
 #ifdef LTC_SOBER128
 register_prng(&sober128_desc);