diff --git a/src/io/TRSLegacyLoader.cpp b/src/io/TRSLegacyLoader.cpp
index 7825d2c..5d23594 100644
--- a/src/io/TRSLegacyLoader.cpp
+++ b/src/io/TRSLegacyLoader.cpp
@@ -75,7 +75,10 @@ void LegacyCstLoader::LoadTerms(const BOOL hasTerms, const BOOL multipleTerms) {
 
   cst->term = LexicalTerm{ mfc::ToSTL(termRefs.at(0)), mfc::ToSTL(terms.at(0)) };
   for (uint8_t j = 0; j < size(TERM_FORMS); ++j) {
-    cst->term.SetForm(TERM_FORMS.at(j), mfc::ToSTL(termForms.at(0).at(j)));
+    const auto formText = mfc::ToSTL(termForms.at(0).at(j));
+    if (!formText.empty()) {
+      cst->term.SetForm(TERM_FORMS.at(j), formText);
+    }
   }
 }