diff --git a/pgpainless-core/src/main/java/org/pgpainless/decryption_verification/SignatureInputStream.java b/pgpainless-core/src/main/java/org/pgpainless/decryption_verification/SignatureInputStream.java
index 33e6139b..42ca4dc9 100644
--- a/pgpainless-core/src/main/java/org/pgpainless/decryption_verification/SignatureInputStream.java
+++ b/pgpainless-core/src/main/java/org/pgpainless/decryption_verification/SignatureInputStream.java
@@ -67,6 +67,7 @@ public abstract class SignatureInputStream extends FilterInputStream {
             final int data = super.read();
             final boolean endOfStream = data == -1;
             if (endOfStream) {
+                parseAndCombineSignatures();
                 verifyOnePassSignatures();
                 verifyDetachedSignatures();
             } else {