diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 33b6ba0..30fbc53 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -59,7 +59,8 @@ if(QT6_LIB_TYPE STREQUAL "STATIC_LIBRARY")
   list(APPEND LINK_LIBS FFmpeg::FFmpeg Qt6::QFFmpegMediaPlugin ${PLATFORM_PLUGINS})
 endif()
 
-target_link_libraries(snapshotapp PUBLIC ${LINK_LIBS})
+# CMAKE_DL_LIBS is needed for building on Ubuntu 20.04
+target_link_libraries(snapshotapp PUBLIC ${LINK_LIBS} ${CMAKE_DL_LIBS})
 
 if(QT6_LIB_TYPE STREQUAL "STATIC_LIBRARY")
   qt_import_plugins(