diff --git a/src/key.h b/src/key.h
--- a/src/key.h
+++ b/src/key.h
@@ -183,12 +183,16 @@
     }
 };
 
-/** Initialize the elliptic curve support. May not be called twice without
- * calling ECC_Stop first. */
+/**
+ * Initialize the elliptic curve support. May not be called twice without
+ * calling ECC_Stop first.
+ */
 void ECC_Start(void);
 
-/** Deinitialize the elliptic curve support. No-op if ECC_Start wasn't called
- * first. */
+/**
+ * Deinitialize the elliptic curve support. No-op if ECC_Start wasn't called
+ * first.
+ */
 void ECC_Stop(void);
 
 /** Check that required EC support is available at runtime. */
diff --git a/src/key.cpp b/src/key.cpp
--- a/src/key.cpp
+++ b/src/key.cpp
@@ -16,8 +16,10 @@
 
 static secp256k1_context *secp256k1_context_sign = nullptr;
 
-/** These functions are taken from the libsecp256k1 distribution and are very
- * ugly. */
+/**
+ * These functions are taken from the libsecp256k1 distribution and are very
+ * ugly.
+ */
 static int ec_privkey_import_der(const secp256k1_context *ctx, uint8_t *out32,
                                  const uint8_t *privkey, size_t privkeylen) {
     const uint8_t *end = privkey + privkeylen;