diff --git a/i2pd.spec b/i2pd.spec
index 9c03c63..b47e85e 100644
--- a/i2pd.spec
+++ b/i2pd.spec
@@ -19,6 +19,7 @@ BuildRequires:	cmake
 BuildRequires:	miniupnpc-devel
 BuildRequires:	chrpath
 BuildRequires:	pkgconfig(openssl3.3)
+BuildRequires:  llvm17
 
 
 %description
@@ -64,7 +65,8 @@ using dedicated user's permissions.
 #	-DBUILD_SHARED_LIBS:BOOL=OFF \
 #	-DOPENSSL_ROOT_DIR=/opt/openssl3.3 \
 #	.
-
+export CC=/opt/llvm17/bin/clang
+export CXX=/opt/llvm17/bin/clang++
 %make -f Makefile.linux
 
 #popd