diff --git a/build.go b/build.go
index ffd870e..5fccc02 100644
--- a/build.go
+++ b/build.go
@@ -17,7 +17,8 @@
 package openssl
 
 // #cgo linux windows pkg-config: libssl libcrypto
-// #cgo darwin CFLAGS: -I/usr/local/opt/openssl@1.1/include -I/usr/local/opt/openssl/include
+// #cgo linux CFLAGS: -Wno-deprecated-declarations
+// #cgo darwin CFLAGS: -I/usr/local/opt/openssl@1.1/include -I/usr/local/opt/openssl/include -Wno-deprecated-declarations
 // #cgo darwin LDFLAGS: -L/usr/local/opt/openssl@1.1/lib -L/usr/local/opt/openssl/lib -lssl -lcrypto
 // #cgo windows CFLAGS: -DWIN32_LEAN_AND_MEAN
 import "C"
diff --git a/build_static.go b/build_static.go
index 8d95ad1..c84427b 100644
--- a/build_static.go
+++ b/build_static.go
@@ -17,7 +17,8 @@
 package openssl
 
 // #cgo linux windows pkg-config: --static libssl libcrypto
-// #cgo darwin CFLAGS: -I/usr/local/opt/openssl@1.1/include -I/usr/local/opt/openssl/include
+// #cgo linux CFLAGS: -Wno-deprecated-declarations
+// #cgo darwin CFLAGS: -I/usr/local/opt/openssl@1.1/include -I/usr/local/opt/openssl/include -Wno-deprecated-declarations
 // #cgo darwin LDFLAGS: -L/usr/local/opt/openssl@1.1/lib -L/usr/local/opt/openssl/lib -lssl -lcrypto
 // #cgo windows CFLAGS: -DWIN32_LEAN_AND_MEAN
 import "C"