diff --git a/recipes-bsp/cnm-wave-fw/cnm-wave-fw_git.bb b/recipes-bsp/cnm-wave-fw/cnm-wave-fw_git.bb
index 28f3440e..0c432de2 100644
--- a/recipes-bsp/cnm-wave-fw/cnm-wave-fw_git.bb
+++ b/recipes-bsp/cnm-wave-fw/cnm-wave-fw_git.bb
@@ -19,7 +19,9 @@ PACKAGE_ARCH = "${MACHINE_ARCH}"
 
 S = "${WORKDIR}/git"
 TARGET_WAVE521C = "wave521c_codec_fw.bin"
-TARGET_WAVE521C_j721s2-evm = "wave521c_j721s2_codec_fw.bin"
+
+SOURCE_WAVE521C = "wave521c_codec_fw.bin"
+SOURCE_WAVE521C_j721s2-evm = "wave521c_j721s2_codec_fw.bin"
 
 ALTERNATIVE_LINK_NAME[wave521c_codec_fw.bin] = "${base_libdir}/firmware/${TARGET_WAVE521C}"
 ALTERNATIVE_TARGET[wave521c_codec_fw.bin] = "${base_libdir}/firmware/cnm/${TARGET_WAVE521C}"
@@ -31,7 +33,7 @@ ALTERNATIVE_${PN}_j7 = "\
 
 do_install() {
 	install -d ${D}${base_libdir}/firmware/cnm
-	install -m 0644 ${S}/cnm/${TARGET_WAVE521C} ${D}${base_libdir}/firmware/cnm/${TARGET_WAVE521C}
+	install -m 0644 ${S}/cnm/${SOURCE_WAVE521C} ${D}${base_libdir}/firmware/cnm/${TARGET_WAVE521C}
 }
 
 # make sure that lib/firmware, and all its contents are part of the package