diff --git a/php/7/build/data/install-ext b/php/7/build/data/install-ext
index 731226991..16e8f5a3b 100644
--- a/php/7/build/data/install-ext
+++ b/php/7/build/data/install-ext
@@ -10,19 +10,19 @@ echo "Install extensions        : $1"
 echo "============================================"
 echo
 
-installExtensionFromTgz(){
+installExtensionFromTgz()
+{
     tgzName=$1
     result=""
     extensionName="${tgzName%%-*}"
     shift 1
     result=$@
-    mkdir ${extensionName}
-    tar -zxvf /tmp/data/${tgzName}.tgz -C ${extensionName} --strip-components=1
-    ( cd ${extensionName} && phpize && ./configure ${result} && make ${MC} && make install )
+    mkdir /tmp/data/${tgzName}
+    tar -zxvf /tmp/data/${tgzName}.tar.gz -C /tmp/data/${tgzName} --strip-components=1
+    ( cd /tmp/data/${tgzName} && phpize && ./configure ${result} && make ${MC} && make install )
 
     docker-php-ext-enable ${extensionName}
 }
-
 is_extension_installed() {
     local extension=$1
     if php -m | grep -q "^$extension$"; then
diff --git a/php/8/build/data/install-ext b/php/8/build/data/install-ext
index fa5acecec..05ed70f9d 100644
--- a/php/8/build/data/install-ext
+++ b/php/8/build/data/install-ext
@@ -17,9 +17,9 @@ installExtensionFromTgz()
     extensionName="${tgzName%%-*}"
     shift 1
     result=$@
-    mkdir ${extensionName}
-    tar -zxvf /tmp/data/${tgzName}.tgz -C ${extensionName} --strip-components=1
-    ( cd ${extensionName} && phpize && ./configure ${result} && make ${MC} && make install )
+    mkdir /tmp/data/${tgzName}
+    tar -zxvf /tmp/data/${tgzName}.tar.gz -C /tmp/data/${tgzName} --strip-components=1
+    ( cd /tmp/data/${tgzName} && phpize && ./configure ${result} && make ${MC} && make install )
 
     docker-php-ext-enable ${extensionName}
 }