diff --git a/libqpdf/QPDFAnnotationObjectHelper.cc b/libqpdf/QPDFAnnotationObjectHelper.cc
index 4a1c6e34..c492c455 100644
--- a/libqpdf/QPDFAnnotationObjectHelper.cc
+++ b/libqpdf/QPDFAnnotationObjectHelper.cc
@@ -76,12 +76,12 @@ QPDFAnnotationObjectHelper::getAppearanceStream(
             QPDFObjectHandle ap_sub_val = ap_sub.getKey(desired_state);
             if (ap_sub_val.isStream())
             {
-                QTC::TC("qpdf", "QPDFAnnotationObjectHelper AN sub stream");
+                QTC::TC("qpdf", "QPDFAnnotationObjectHelper AP sub stream");
                 return ap_sub_val;
             }
         }
     }
-    QTC::TC("qpdf", "QPDFAnnotationObjectHelper AN null");
+    QTC::TC("qpdf", "QPDFAnnotationObjectHelper AP null");
     return QPDFObjectHandle::newNull();
 }
 
diff --git a/qpdf/qpdf.testcov b/qpdf/qpdf.testcov
index eaa2c6c3..2140ddac 100644
--- a/qpdf/qpdf.testcov
+++ b/qpdf/qpdf.testcov
@@ -343,8 +343,8 @@ QPDFAnnotationObjectHelper AS present 0
 QPDFAnnotationObjectHelper AS absent 0
 QPDFAnnotationObjectHelper AP stream 0
 QPDFAnnotationObjectHelper AP dictionary 0
-QPDFAnnotationObjectHelper AN sub stream 0
-QPDFAnnotationObjectHelper AN null 0
+QPDFAnnotationObjectHelper AP sub stream 0
+QPDFAnnotationObjectHelper AP null 0
 QPDFAcroFormDocumentHelper fields not array 0
 QPDFAcroFormDocumentHelper orphaned widget 0
 QPDFAcroFormDocumentHelper direct field 0