diff --git a/example/jgrep/jgrep.cpp b/example/jgrep/jgrep.cpp
index 0c0a6b8f..696a18b0 100644
--- a/example/jgrep/jgrep.cpp
+++ b/example/jgrep/jgrep.cpp
@@ -33,7 +33,7 @@ using std::endl;
 #  pragma hrdstop
 #endif
 
-#include <boost/regex/detail/fileiter.hpp>
+#include <boost/regex/v3/fileiter.hpp>
 
 #include "jgrep.h"
 
@@ -137,3 +137,4 @@ void process_grep(const char* file)
 
 
 
+
diff --git a/example/jgrep/main.cpp b/example/jgrep/main.cpp
index 5a712b60..53250826 100644
--- a/example/jgrep/main.cpp
+++ b/example/jgrep/main.cpp
@@ -34,7 +34,7 @@ using std::endl;
 #  pragma hrdstop
 #endif
 
-#include <boost/regex/detail/fileiter.hpp>
+#include <boost/regex/v3/fileiter.hpp>
 #include "jgrep.h"
 
 #ifndef JM_ALGO_INCLUDED
@@ -286,3 +286,4 @@ int main(int argc, char * argv[])
 
 
 
+