diff --git a/data/supported-extensions b/data/supported-extensions
index 6c871e5..5cf8417 100644
--- a/data/supported-extensions
+++ b/data/supported-extensions
@@ -5,6 +5,7 @@ bcmath 5.5 5.6 7.0 7.1 7.2 7.3 7.4 8.0
 bz2 5.5 5.6 7.0 7.1 7.2 7.3 7.4 8.0
 calendar 5.5 5.6 7.0 7.1 7.2 7.3 7.4 8.0
 cmark 7.0 7.1 7.2 7.3 7.4
+csv 7.3 7.4 8.0
 dba 5.5 5.6 7.0 7.1 7.2 7.3 7.4 8.0
 decimal 7.0 7.1 7.2 7.3 7.4 8.0
 ds 7.0 7.1 7.2 7.3 7.4 8.0
diff --git a/install-php-extensions b/install-php-extensions
index e2b2955..045e275 100755
--- a/install-php-extensions
+++ b/install-php-extensions
@@ -1541,6 +1541,13 @@ installRemoteModule() {
 				ldconfig || true
 			fi
 			;;
+		csv)
+			if test -z "$installRemoteModule_version"; then
+				if test $PHP_MAJMIN_VERSION -le 704; then
+					installRemoteModule_version=0.3.1
+				fi
+			fi
+			;;
 		decimal)
 			case "$DISTRO" in
 				alpine)