diff --git a/cmake/modules/packages/FindECW.cmake b/cmake/modules/packages/FindECW.cmake
index 99feade414f4..ea1bd6609512 100644
--- a/cmake/modules/packages/FindECW.cmake
+++ b/cmake/modules/packages/FindECW.cmake
@@ -97,7 +97,7 @@ if (ECW_VERSION_STRING VERSION_GREATER_EQUAL 5.5)
                                 INTERFACE_COMPILE_DEFINITIONS "${ECW_INTERFACE_COMPILE_DEFINITIONS}"
                                 IMPORTED_LINK_INTERFACE_LANGUAGES "C"
                                 IMPORTED_LOCATION "${ECW_LIBRARY}"
-                                INTERFACE_LINK_LIBRARIES ${ECW_EXTRA_LINK_LIBRARIES})
+                                INTERFACE_LINK_LIBRARIES "${ECW_EXTRA_LINK_LIBRARIES}")
         endif()
     endif()
 elseif(ECW_VERSION_STRING VERSION_GREATER_EQUAL 4.0)