diff --git a/src/main/java/org/verapdf/parser/SignatureParser.java b/src/main/java/org/verapdf/parser/SignatureParser.java
index 3a86917e..1b4142e4 100644
--- a/src/main/java/org/verapdf/parser/SignatureParser.java
+++ b/src/main/java/org/verapdf/parser/SignatureParser.java
@@ -268,7 +268,7 @@ private boolean isEOFFound(byte[] buffer) throws IOException {
         long pointer = this.getSource().getOffset();
         this.getSource().unread(2);
         int byteBeforeEOF = this.getSource().peek();
-        while (!BaseParser.isLF(byteBeforeEOF)) {
+        while (!BaseParser.isLF(byteBeforeEOF) && !BaseParser.isCR(byteBeforeEOF)) {
             this.getSource().unread();
             byteBeforeEOF = this.getSource().peek();
             if (byteBeforeEOF != CharTable.ASCII_SPACE) {