diff --git a/data/supported-extensions b/data/supported-extensions
index 6238779..4c48d5e 100644
--- a/data/supported-extensions
+++ b/data/supported-extensions
@@ -88,6 +88,7 @@ pq 7.0 7.1 7.2 7.3 7.4 8.0 8.1 8.2 8.3 8.4
 propro 5.5 5.6 7.0 7.1 7.2 7.3 7.4
 protobuf 5.5 5.6 7.0 7.1 7.2 7.3 7.4 8.0 8.1 8.2 8.3 8.4
 pspell 5.5 5.6 7.0 7.1 7.2 7.3 7.4 8.0 8.1 8.2 8.3 8.4
+psr 5.5 5.6 7.0 7.1 7.2 7.3 7.4 8.0 8.1 8.2 8.3 8.4
 pthreads 5.5 5.6 7.0
 raphf 5.5 5.6 7.0 7.1 7.2 7.3 7.4 8.0 8.1 8.2 8.3 8.4
 rdkafka 5.5 5.6 7.0 7.1 7.2 7.3 7.4 8.0 8.1 8.2 8.3 8.4
diff --git a/install-php-extensions b/install-php-extensions
index edfac2d..d832787 100755
--- a/install-php-extensions
+++ b/install-php-extensions
@@ -3673,6 +3673,17 @@ installRemoteModule() {
 				fi
 			fi
 			;;
+		psr)
+			if test -z "$installRemoteModule_version"; then
+				if test $PHP_MAJMIN_VERSION -lt 506; then
+					installRemoteModule_version=0.5.1
+				elif test $PHP_MAJMIN_VERSION -lt 700; then
+					installRemoteModule_version=0.6.1
+				elif test $PHP_MAJMIN_VERSION -lt 703; then
+					installRemoteModule_version=1.1.0
+				fi
+			fi
+			;;
 		pthreads)
 			if test -z "$installRemoteModule_version"; then
 				if test $PHP_MAJMIN_VERSION -le 506; then