diff --git a/src/libsync/CMakeLists.txt b/src/libsync/CMakeLists.txt
index 461f6dea21..57b4ddef8d 100644
--- a/src/libsync/CMakeLists.txt
+++ b/src/libsync/CMakeLists.txt
@@ -219,6 +219,8 @@ target_compile_features(nextcloudsync
         cxx_std_17
 )
 
+target_compile_definitions(nextcloudsync PRIVATE OPENSSL_SUPPRESS_DEPRECATED)
+
 find_package(Qt5 REQUIRED COMPONENTS Gui Widgets Svg)
 target_link_libraries(nextcloudsync PUBLIC Qt5::Gui Qt5::Widgets Qt5::Svg)
 
diff --git a/src/libsync/clientsideencryption.cpp b/src/libsync/clientsideencryption.cpp
index c9a655278d..ba34300420 100644
--- a/src/libsync/clientsideencryption.cpp
+++ b/src/libsync/clientsideencryption.cpp
@@ -1,5 +1,3 @@
-#define OPENSSL_SUPPRESS_DEPRECATED
-
 #include "clientsideencryption.h"
 
 #include <openssl/rsa.h>