diff --git a/contrib/gitian-descriptors/gitian-linux.yml b/contrib/gitian-descriptors/gitian-linux.yml
index 65f9a2e5c91..ec716cf2f3f 100644
--- a/contrib/gitian-descriptors/gitian-linux.yml
+++ b/contrib/gitian-descriptors/gitian-linux.yml
@@ -112,7 +112,7 @@ script: |
 
   # Create the source tarball
   mkdir -p "$(dirname "$GIT_ARCHIVE")"
-  git archive --output="$GIT_ARCHIVE" HEAD
+  git archive --prefix="${DISTNAME}/" --output="$GIT_ARCHIVE" HEAD
 
   ORIGPATH="$PATH"
   # Extract the git archive into a dir for each host and build
@@ -129,7 +129,7 @@ script: |
     cd distsrc-${i}
     INSTALLPATH="${PWD}/installed/${DISTNAME}"
     mkdir -p ${INSTALLPATH}
-    tar -xf $GIT_ARCHIVE
+    tar --strip-components=1 -xf "${GIT_ARCHIVE}"
 
     ./autogen.sh
     CONFIG_SITE=${BASEPREFIX}/${i}/share/config.site ./configure --prefix=/ --disable-ccache --disable-maintainer-mode --disable-dependency-tracking ${CONFIGFLAGS} CFLAGS="${HOST_CFLAGS}" CXXFLAGS="${HOST_CXXFLAGS}" LDFLAGS="${HOST_LDFLAGS}"
diff --git a/contrib/gitian-descriptors/gitian-osx.yml b/contrib/gitian-descriptors/gitian-osx.yml
index e0aaafc15ad..df50f451885 100644
--- a/contrib/gitian-descriptors/gitian-osx.yml
+++ b/contrib/gitian-descriptors/gitian-osx.yml
@@ -111,7 +111,7 @@ script: |
 
   # Create the source tarball
   mkdir -p "$(dirname "$GIT_ARCHIVE")"
-  git archive --output="$GIT_ARCHIVE" HEAD
+  git archive --prefix="${DISTNAME}/" --output="$GIT_ARCHIVE" HEAD
 
   ORIGPATH="$PATH"
   # Extract the git archive into a dir for each host and build
@@ -121,7 +121,7 @@ script: |
     cd distsrc-${i}
     INSTALLPATH="${PWD}/installed/${DISTNAME}"
     mkdir -p ${INSTALLPATH}
-    tar -xf $GIT_ARCHIVE
+    tar --strip-components=1 -xf "${GIT_ARCHIVE}"
 
     ./autogen.sh
     CONFIG_SITE=${BASEPREFIX}/${i}/share/config.site ./configure --prefix=/ --disable-ccache --disable-maintainer-mode --disable-dependency-tracking ${CONFIGFLAGS}
diff --git a/contrib/gitian-descriptors/gitian-win.yml b/contrib/gitian-descriptors/gitian-win.yml
index 5f671b95ce3..4d61cded748 100644
--- a/contrib/gitian-descriptors/gitian-win.yml
+++ b/contrib/gitian-descriptors/gitian-win.yml
@@ -116,7 +116,7 @@ script: |
 
   # Create the source tarball
   mkdir -p "$(dirname "$GIT_ARCHIVE")"
-  git archive --output="$GIT_ARCHIVE" HEAD
+  git archive --prefix="${DISTNAME}/" --output="$GIT_ARCHIVE" HEAD
 
   ORIGPATH="$PATH"
   # Extract the git archive into a dir for each host and build
@@ -126,7 +126,7 @@ script: |
     cd distsrc-${i}
     INSTALLPATH="${PWD}/installed/${DISTNAME}"
     mkdir -p ${INSTALLPATH}
-    tar -xf $GIT_ARCHIVE
+    tar --strip-components=1 -xf "${GIT_ARCHIVE}"
 
     ./autogen.sh
     CONFIG_SITE=${BASEPREFIX}/${i}/share/config.site ./configure --prefix=/ --disable-ccache --disable-maintainer-mode --disable-dependency-tracking ${CONFIGFLAGS} CFLAGS="${HOST_CFLAGS}" CXXFLAGS="${HOST_CXXFLAGS}"
diff --git a/contrib/guix/libexec/build.sh b/contrib/guix/libexec/build.sh
index 5be3baeefab..d658c4f6a67 100644
--- a/contrib/guix/libexec/build.sh
+++ b/contrib/guix/libexec/build.sh
@@ -158,7 +158,7 @@ GIT_ARCHIVE="${OUTDIR}/src/${DISTNAME}.tar.gz"
 # Create the source tarball if not already there
 if [ ! -e "$GIT_ARCHIVE" ]; then
     mkdir -p "$(dirname "$GIT_ARCHIVE")"
-    git archive --output="$GIT_ARCHIVE" HEAD
+    git archive --prefix="${DISTNAME}/" --output="$GIT_ARCHIVE" HEAD
 fi
 
 ###########################
@@ -193,7 +193,7 @@ export PATH="${BASEPREFIX}/${HOST}/native/bin:${PATH}"
     cd "$DISTSRC"
 
     # Extract the source tarball
-    tar -xf "${GIT_ARCHIVE}"
+    tar --strip-components=1 -xf "${GIT_ARCHIVE}"
 
     ./autogen.sh