diff --git a/data/special-requirements b/data/special-requirements
index 9754d26..f8fd775 100644
--- a/data/special-requirements
+++ b/data/special-requirements
@@ -1,3 +1,4 @@
+memprof !alpine
 parallel zts
 pdo_sqlsrv !alpine3.7 !alpine3.8
 pthreads zts
diff --git a/data/supported-extensions b/data/supported-extensions
index d9725aa..0852083 100644
--- a/data/supported-extensions
+++ b/data/supported-extensions
@@ -43,6 +43,7 @@ maxminddb 7.2 7.3 7.4 8.0 8.1
 mcrypt 5.5 5.6 7.0 7.1 7.2 7.3 7.4 8.0 8.1
 memcache 5.5 5.6 7.0 7.1 7.2 7.3 7.4 8.0 8.1
 memcached 5.5 5.6 7.0 7.1 7.2 7.3 7.4 8.0 8.1
+memprof 5.5 5.6 7.0 7.1 7.2 7.3 7.4 8.0 8.1
 mongo 5.5 5.6
 mongodb 5.5 5.6 7.0 7.1 7.2 7.3 7.4 8.0 8.1
 mosquitto 5.5 5.6 7.0 7.1 7.2 7.3 7.4
diff --git a/install-php-extensions b/install-php-extensions
index da86a9f..ef06791 100755
--- a/install-php-extensions
+++ b/install-php-extensions
@@ -793,6 +793,15 @@ buildRequiredPackageLists() {
 				buildRequiredPackageLists_persistent="$buildRequiredPackageLists_persistent ^libmaxminddb[0-9]*$"
 				buildRequiredPackageLists_volatile="$buildRequiredPackageLists_volatile libmaxminddb-dev"
 				;;
+			memprof@alpine)
+				# Only available in testing
+				buildRequiredPackageLists_persistent="$buildRequiredPackageLists_persistent judy"
+				buildRequiredPackageLists_volatile="$buildRequiredPackageLists_volatile judy-dev"
+				;;
+			memprof@debian)
+				buildRequiredPackageLists_persistent="$buildRequiredPackageLists_persistent libjudydebian1"
+				buildRequiredPackageLists_volatile="$buildRequiredPackageLists_volatile libjudy-dev"
+				;;
 			mcrypt@alpine)
 				buildRequiredPackageLists_persistent="$buildRequiredPackageLists_persistent libmcrypt"
 				buildRequiredPackageLists_volatile="$buildRequiredPackageLists_volatile libmcrypt-dev"
@@ -2413,6 +2422,15 @@ installRemoteModule() {
 				addConfigureOption 'enable-memcached-session' 'yes'
 			fi
 			;;
+		memprof)
+			if test -z "$installRemoteModule_version"; then
+				if test $PHP_MAJMIN_VERSION -le 506; then
+					installRemoteModule_version=1.0.0
+				elif test $PHP_MAJMIN_VERSION -le 700; then
+					installRemoteModule_version=2.1.0
+				fi
+			fi
+			;;
 		mongo)
 			if test -z "$installRemoteModule_version" || test $(compareVersions "$installRemoteModule_version" '1.5.0') -ge 0; then
 				# Build with Cyrus SASL (MongoDB Enterprise Authentication) support?
diff --git a/scripts/ci-test-extensions b/scripts/ci-test-extensions
index a92bbe9..da995df 100755
--- a/scripts/ci-test-extensions
+++ b/scripts/ci-test-extensions
@@ -118,9 +118,20 @@ filterUnsupportedExensionsForDistro() {
 	fi
 	filterUnsupportedExensionsForDistro_filtered=''
 	IFS=' '
+	case "$IPETEST_DOCKER_DISTRO" in
+		alpine*)
+			filterUnsupportedExensionsForDistro_baseDistro="alpine"
+			;;
+		*)
+			filterUnsupportedExensionsForDistro_baseDistro="debian"
+			;;
+	esac
+
 	for filterUnsupportedExensionsForDistro_extension in $EXTENSIONS_TO_BE_TESTED; do
 		if stringInList "!$IPETEST_DOCKER_DISTRO" "$(cat "$filterUnsupportedExensionsForDistro_reqs" | grep -E "^$filterUnsupportedExensionsForDistro_extension[ \t]")"; then
 			printf 'Note: extension "%s" is not supported for distro "%s"\n' "$filterUnsupportedExensionsForDistro_extension" "$IPETEST_DOCKER_DISTRO"
+		elif stringInList "!$filterUnsupportedExensionsForDistro_baseDistro" "$(cat "$filterUnsupportedExensionsForDistro_reqs" | grep -E "^$filterUnsupportedExensionsForDistro_extension[ \t]")"; then
+			printf 'Note: extension "%s" is not supported for distro "%s"\n' "$filterUnsupportedExensionsForDistro_extension" "$filterUnsupportedExensionsForDistro_baseDistro"
 		else
 			filterUnsupportedExensionsForDistro_filtered="$filterUnsupportedExensionsForDistro_filtered $filterUnsupportedExensionsForDistro_extension"
 		fi