diff --git a/make/tools.mk b/make/tools.mk
index adcbdbbce..5f2a534ca 100644
--- a/make/tools.mk
+++ b/make/tools.mk
@@ -145,7 +145,7 @@ OPENSSL		:= openssl
 ANT			:= ant
 JAVAC		:= javac
 JAR			:= jar
-SEVENZIP	:= 7z
+SEVENZIP	:= 7zr
 CD			:= cd
 GREP		:= grep
 # Echo in recipes is a bit tricky in a Windows Git Bash window in some cases.
@@ -317,7 +317,10 @@ define LINUX_QT_INSTALL_TEMPLATE
 .PHONY: $(addprefix qt_sdk_, install clean distclean)
 
 qt_sdk_install: qt_sdk_clean | $(DL_DIR) $(TOOLS_DIR)
-	
+	if ! $(SEVENZIP) >/dev/null 2>&1; then \
+		$(ECHO) $(MSG_NOTICE) "Please install the p7zip for your distribution. i.e.: sudo apt-get install p7zip." && \
+		exit 1; \
+	fi
 	$(call DOWNLOAD_TEMPLATE,$(3),$(5),"$(4)")
 # Explode .run file into install packages
 	@$(ECHO) $(MSG_EXTRACTING) $$(call toprel, $(1))