diff --git a/core/src/main/java/org/apache/iceberg/util/ManifestFileUtil.java b/core/src/main/java/org/apache/iceberg/util/ManifestFileUtil.java
index ac3014f11af8..c7f9b0b044b5 100644
--- a/core/src/main/java/org/apache/iceberg/util/ManifestFileUtil.java
+++ b/core/src/main/java/org/apache/iceberg/util/ManifestFileUtil.java
@@ -51,7 +51,7 @@ private static class FieldSummary<T> {
       this.lowerBound = Conversions.fromByteBuffer(primitive, summary.lowerBound());
       this.upperBound = Conversions.fromByteBuffer(primitive, summary.upperBound());
       this.containsNull = summary.containsNull();
-      this.containsNaN = summary.containsNaN();
+      this.containsNaN = summary.containsNaN() == null ? true : summary.containsNaN();
     }
 
     boolean canContain(Object value) {