diff --git a/jbmc/regression/jbmc/cprover-always-load-nondet-initialize/ObjectWithNondetInitialize.class b/jbmc/regression/jbmc/cprover-always-load-nondet-initialize/ObjectWithNondetInitialize.class
new file mode 100644
index 00000000000..ee136a7e1c3
Binary files /dev/null and b/jbmc/regression/jbmc/cprover-always-load-nondet-initialize/ObjectWithNondetInitialize.class differ
diff --git a/jbmc/regression/jbmc/cprover-always-load-nondet-initialize/ObjectWithNondetInitialize.java b/jbmc/regression/jbmc/cprover-always-load-nondet-initialize/ObjectWithNondetInitialize.java
new file mode 100644
index 00000000000..e9660b876cb
--- /dev/null
+++ b/jbmc/regression/jbmc/cprover-always-load-nondet-initialize/ObjectWithNondetInitialize.java
@@ -0,0 +1,11 @@
+import org.cprover.CProver;
+
+class ObjectWithNondetInitialize {
+  private int value_;
+  public void cproverNondetInitialize() {
+    CProver.assume(value_ == 13);
+  }
+  public int value() {
+    return value_;
+  }
+}
diff --git a/jbmc/regression/jbmc/cprover-always-load-nondet-initialize/Opaque.java b/jbmc/regression/jbmc/cprover-always-load-nondet-initialize/Opaque.java
new file mode 100644
index 00000000000..616c1ff6bb2
--- /dev/null
+++ b/jbmc/regression/jbmc/cprover-always-load-nondet-initialize/Opaque.java
@@ -0,0 +1,7 @@
+import org.cprover.CProver;
+
+public class Opaque {
+  public ObjectWithNondetInitialize get() {
+    return new ObjectWithNondetInitialize();
+  }
+}
diff --git a/jbmc/regression/jbmc/cprover-always-load-nondet-initialize/Test.class b/jbmc/regression/jbmc/cprover-always-load-nondet-initialize/Test.class
new file mode 100644
index 00000000000..a809eb786c4
Binary files /dev/null and b/jbmc/regression/jbmc/cprover-always-load-nondet-initialize/Test.class differ
diff --git a/jbmc/regression/jbmc/cprover-always-load-nondet-initialize/Test.java b/jbmc/regression/jbmc/cprover-always-load-nondet-initialize/Test.java
new file mode 100644
index 00000000000..f9c9e77e98d
--- /dev/null
+++ b/jbmc/regression/jbmc/cprover-always-load-nondet-initialize/Test.java
@@ -0,0 +1,5 @@
+public class Test {
+  public int test() {
+    return (new Opaque()).get().value();
+  }
+}
diff --git a/jbmc/regression/jbmc/cprover-always-load-nondet-initialize/test.desc b/jbmc/regression/jbmc/cprover-always-load-nondet-initialize/test.desc
new file mode 100644
index 00000000000..66e55f3e8d7
--- /dev/null
+++ b/jbmc/regression/jbmc/cprover-always-load-nondet-initialize/test.desc
@@ -0,0 +1,11 @@
+KNOWNBUG
+Test.class
+--function Test.test --show-goto-functions --lazy-methods
+EXIT=0
+SIGNAL=0
+ObjectWithNondetInitialize\.cproverNondetInitialize\(\)
+--
+--
+Check if cproverNondetInitialize method is loaded in an object
+returned from an opaque method
+https://github.com/diffblue/cbmc/issues/2273
diff --git a/jbmc/src/java_bytecode/ci_lazy_methods.cpp b/jbmc/src/java_bytecode/ci_lazy_methods.cpp
index 413f8b3c709..667447bc983 100644
--- a/jbmc/src/java_bytecode/ci_lazy_methods.cpp
+++ b/jbmc/src/java_bytecode/ci_lazy_methods.cpp
@@ -248,6 +248,17 @@ bool ci_lazy_methodst::operator()(
     }
   }
 
+  // cproverNondetInitialize has to be force-loaded for mocks to return valid
+  // objects (objects which satisfy invariants specified in the
+  // cproverNondetInitialize method)
+  for(const auto &class_name : instantiated_classes)
+  {
+    const irep_idt cprover_validate =
+      id2string(class_name) + ".cproverNondetInitialize:()V";
+    if(symbol_table.symbols.count(cprover_validate))
+      methods_already_populated.insert(cprover_validate);
+  }
+
   // Remove symbols for methods that were declared but never used:
   symbol_tablet keep_symbols;
   // Manually keep @inflight_exception, as it is unused at this stage