diff --git a/p2-maven-plugin/src/main/java/org/eclipse/tycho/p2maven/helper/ProxyHelper.java b/p2-maven-plugin/src/main/java/org/eclipse/tycho/p2maven/helper/ProxyHelper.java
index 7003d0f19a..51bc155dab 100644
--- a/p2-maven-plugin/src/main/java/org/eclipse/tycho/p2maven/helper/ProxyHelper.java
+++ b/p2-maven-plugin/src/main/java/org/eclipse/tycho/p2maven/helper/ProxyHelper.java
@@ -70,6 +70,9 @@ private static Type convertType(String type) {
 		if (org.eclipse.aether.repository.Proxy.TYPE_HTTP.equalsIgnoreCase(type)) {
 			return Type.HTTP;
 		}
+		if (org.eclipse.aether.repository.Proxy.TYPE_HTTPS.equalsIgnoreCase(type)) {
+			return Type.HTTP;
+		}
 		return Type.SOCKS;
 	}