diff --git a/debian-aarch64.Dockerfile b/debian-aarch64.Dockerfile
index 30d52a0c..15556f9f 100644
--- a/debian-aarch64.Dockerfile
+++ b/debian-aarch64.Dockerfile
@@ -6,7 +6,8 @@ ENV RUSTUP_HOME=/usr/local/rustup \
   CC=clang \
   CXX=clang++ \
   CC_aarch64_unknown_linux_gnu=clang \
-  CXX_aarch64_unknown_linux_gnu=clang++
+  CXX_aarch64_unknown_linux_gnu=clang++ \
+  C_INCLUDE_PATH=/usr/aarch64-unknown-linux-gnu/aarch64-unknown-linux-gnu/sysroot/usr/include
 
 RUN wget -O - https://apt.llvm.org/llvm-snapshot.gpg.key | apt-key add - && \
   echo "deb http://apt.llvm.org/focal/ llvm-toolchain-focal-14 main" >> /etc/apt/sources.list && \