diff --git a/core/src/main/java/org/lflang/federated/generator/FederateInstance.java b/core/src/main/java/org/lflang/federated/generator/FederateInstance.java
index 4521546ae9..fdfa6c11bb 100644
--- a/core/src/main/java/org/lflang/federated/generator/FederateInstance.java
+++ b/core/src/main/java/org/lflang/federated/generator/FederateInstance.java
@@ -53,6 +53,7 @@
 import org.lflang.lf.ImportedReactor;
 import org.lflang.lf.Input;
 import org.lflang.lf.Instantiation;
+import org.lflang.lf.Mode;
 import org.lflang.lf.Output;
 import org.lflang.lf.Parameter;
 import org.lflang.lf.ParameterReference;
@@ -320,6 +321,14 @@ private boolean references(Instantiation instantiation, ReactorDecl declaration)
           return true;
         }
       }
+      // Check if it is instantiated in a mode
+      for (Mode mode : reactorDef.getModes()) {
+        for (Instantiation child : mode.getInstantiations()) {
+          if (references(child, declaration)) {
+            return true;
+          }
+        }
+      }
       // Check if the reactor is a super class
       for (var parent : reactorDef.getSuperClasses()) {
         if (declaration instanceof Reactor r) {
diff --git a/test/C/src/federated/ImportsInModes.lf b/test/C/src/federated/ImportsInModes.lf
new file mode 100644
index 0000000000..6fd4aa0ec5
--- /dev/null
+++ b/test/C/src/federated/ImportsInModes.lf
@@ -0,0 +1,15 @@
+target C {
+  timeout: 1 msec
+}
+
+import Count from "../lib/Count.lf"
+
+reactor R {
+  initial mode {
+    c = new Count()
+  }
+}
+
+federated reactor {
+  fed = new R()
+}