diff --git a/util/CMakeLists.txt b/util/CMakeLists.txt
index 5d8bf56..2325d92 100644
--- a/util/CMakeLists.txt
+++ b/util/CMakeLists.txt
@@ -2,6 +2,7 @@ list(APPEND SRCS
   ${CMAKE_CURRENT_LIST_DIR}/cell.cpp
   ${CMAKE_CURRENT_LIST_DIR}/MinigridGrammar.h
   ${CMAKE_CURRENT_LIST_DIR}/Grid.cpp
+  ${CMAKE_CURRENT_LIST_DIR}/PrismPrinter.cpp
   ${CMAKE_CURRENT_LIST_DIR}/PrismModulesPrinter.cpp
   ${CMAKE_CURRENT_LIST_DIR}/PrismFormulaPrinter.cpp
   ${CMAKE_CURRENT_LIST_DIR}/popl.hpp
diff --git a/util/PrismFormulaPrinter.cpp b/util/PrismFormulaPrinter.cpp
index 74b7ff3..0bcdd69 100644
--- a/util/PrismFormulaPrinter.cpp
+++ b/util/PrismFormulaPrinter.cpp
@@ -4,11 +4,6 @@
 #include <string>
 #include <algorithm>
 
-std::string capitalize(std::string string) {
-  string[0] = std::toupper(string[0]);
-  return string;
-}
-
 std::string vectorToDisjunction(const std::vector<std::string> &formulae) {
   bool first = true;
   std::string disjunction = "";
diff --git a/util/PrismFormulaPrinter.h b/util/PrismFormulaPrinter.h
index 058849d..97f77f8 100644
--- a/util/PrismFormulaPrinter.h
+++ b/util/PrismFormulaPrinter.h
@@ -7,7 +7,6 @@
 #include "ConfigYaml.h"
 
 
-std::string capitalize(std::string string);
 std::string vectorToDisjunction(const std::vector<std::string> &formulae);
 std::string cellToConjunction(const AgentName &agentName, const cell &c);
 std::string coordinatesToConjunction(const AgentName &agentName, const coordinates &c, const ViewDirection viewDirection);
diff --git a/util/PrismPrinter.cpp b/util/PrismPrinter.cpp
new file mode 100644
index 0000000..4c172f1
--- /dev/null
+++ b/util/PrismPrinter.cpp
@@ -0,0 +1,8 @@
+#include "PrismPrinter.h"
+
+#include <algorithm>
+
+std::string capitalize(std::string string) {
+  string[0] = std::toupper(string[0]);
+  return string;
+}
diff --git a/util/PrismPrinter.h b/util/PrismPrinter.h
index a120803..0d28af0 100644
--- a/util/PrismPrinter.h
+++ b/util/PrismPrinter.h
@@ -1,6 +1,7 @@
 #pragma once
 
 #include <string>
+#include <map>
 
 #include "cell.h"
 
@@ -12,6 +13,8 @@ typedef std::map<AgentNameAndPosition::first_type, AgentNameAndPosition::second_
 typedef std::map<KeyNameAndPosition::first_type, KeyNameAndPosition::second_type> KeyNameAndPositionMap;
 typedef std::pair<cell, std::string> CellAndCondition;
 
+std::string capitalize(std::string string);
+
 namespace prism {
   enum class ModelType {
     MDP, SMG