diff --git a/include/polarssl/config.h b/include/polarssl/config.h
index 4973ea454..32704de52 100644
--- a/include/polarssl/config.h
+++ b/include/polarssl/config.h
@@ -1740,15 +1740,15 @@
 #error "POLARSSL_ECDSA_C defined, but not all prerequisites"
 #endif
 
-#if defined(POLARSSL_ECP_C) && !defined(POLARSSL_BIGNUM_C) || ( \
-    !defined(POLARSSL_ECP_DP_SECP192R1_ENABLED) &&              \
-    !defined(POLARSSL_ECP_DP_SECP224R1_ENABLED) &&              \
-    !defined(POLARSSL_ECP_DP_SECP256R1_ENABLED) &&              \
-    !defined(POLARSSL_ECP_DP_SECP384R1_ENABLED) &&              \
-    !defined(POLARSSL_ECP_DP_SECP521R1_ENABLED) &&              \
-    !defined(POLARSSL_ECP_DP_BP256R1_ENABLED)   &&              \
-    !defined(POLARSSL_ECP_DP_BP384R1_ENABLED)   &&              \
-    !defined(POLARSSL_ECP_DP_BP512R1_ENABLED) )
+#if defined(POLARSSL_ECP_C) && ( !defined(POLARSSL_BIGNUM_C) || (   \
+    !defined(POLARSSL_ECP_DP_SECP192R1_ENABLED) &&                  \
+    !defined(POLARSSL_ECP_DP_SECP224R1_ENABLED) &&                  \
+    !defined(POLARSSL_ECP_DP_SECP256R1_ENABLED) &&                  \
+    !defined(POLARSSL_ECP_DP_SECP384R1_ENABLED) &&                  \
+    !defined(POLARSSL_ECP_DP_SECP521R1_ENABLED) &&                  \
+    !defined(POLARSSL_ECP_DP_BP256R1_ENABLED)   &&                  \
+    !defined(POLARSSL_ECP_DP_BP384R1_ENABLED)   &&                  \
+    !defined(POLARSSL_ECP_DP_BP512R1_ENABLED) ) )
 #error "POLARSSL_ECP_C defined, but not all prerequisites"
 #endif