diff --git a/meta/recipes-core/images/build-appliance-image_15.0.0.bb b/meta/recipes-core/images/build-appliance-image_15.0.0.bb
index f53856a06db..91f85fa72ee 100644
--- a/meta/recipes-core/images/build-appliance-image_15.0.0.bb
+++ b/meta/recipes-core/images/build-appliance-image_15.0.0.bb
@@ -31,9 +31,9 @@ SRCREV_oe-core ?= "4a388406acf0210e8a47c4733979256b10e078ff"
 SRCREV_yocto ?= "f3b63d0d6882af61020bd6f7150fae68a0322f63"
 SRCREV_FORMAT = "bitbake_oe-core_yocto"
 
-SRC_URI = "git://git.openembedded.org/bitbake;name=bitbake;branch=master;destsuffix=bitbake \
-           git://git.openembedded.org/openembedded-core;name=oe-core;branch=master;destsuffix=openembedded-core \
-           git://git.yoctoproject.org/meta-yocto;name=yocto;branch=master;destsuffix=meta-yocto \
+SRC_URI = "git://git.openembedded.org/bitbake;name=bitbake;branch=master;destsuffix=bitbake;protocol=https \
+           git://git.openembedded.org/openembedded-core;name=oe-core;branch=master;destsuffix=openembedded-core;protocol=https \
+           git://git.yoctoproject.org/meta-yocto;name=yocto;branch=master;destsuffix=meta-yocto;protocol=https \
            file://Yocto_Build_Appliance.vmx \
            file://Yocto_Build_Appliance.vmxf \
            file://README_VirtualBox_Guest_Additions.txt \