diff --git a/library/rsa.c b/library/rsa.c
index 9386a76..a6cc19b 100644
--- a/library/rsa.c
+++ b/library/rsa.c
@@ -804,7 +804,7 @@
     int ret;
     size_t ilen, pad_count = 0, i;
     unsigned char *p, bad, pad_done = 0;
-#ifdef __clang_analyzer__
+#if defined(__clang_analyzer__)
     /* Shut up Clang, mbedtls_rsa_public/private writes to this */
     unsigned char buf[MBEDTLS_MPI_MAX_SIZE] = { };
 #else
@@ -1193,7 +1193,7 @@
     size_t slen, msb;
     const mbedtls_md_info_t *md_info;
     mbedtls_md_context_t md_ctx;
-#ifdef __clang_analyzer__
+#if defined(__clang_analyzer__)
     /* Shut up Clang, mbedtls_rsa_public/private writes to this */
     unsigned char buf[MBEDTLS_MPI_MAX_SIZE] = { };
 #else
@@ -1340,7 +1340,7 @@
     mbedtls_md_type_t msg_md_alg;
     const mbedtls_md_info_t *md_info;
     mbedtls_asn1_buf oid;
-#ifdef __clang_analyzer__
+#if defined(__clang_analyzer__)
     /* Shut up Clang, mbedtls_rsa_public/private writes to this */
     unsigned char buf[MBEDTLS_MPI_MAX_SIZE] = { };
 #else