diff --git a/Changes b/Changes
index d4cffbe..604b8b0 100644
--- a/Changes
+++ b/Changes
@@ -1,7 +1,7 @@
 Changes for Perl extension DBD-SQLite
 
 1.49_03 to be released
-    - Updated to SQLite 3.9.0, with JSON support
+    - Updated to SQLite 3.9.1, with JSON support
 
 1.49_02 2015-10-10
     - Added a workaround to resolve #106950 Extra warnings
diff --git a/sqlite3.c b/sqlite3.c
index ac3ef39..f5ae172 100644
--- a/sqlite3.c
+++ b/sqlite3.c
@@ -1,6 +1,6 @@
 /******************************************************************************
 ** This file is an amalgamation of many separate C source files from SQLite
-** version 3.9.0.  By combining all the individual C code files into this 
+** version 3.9.1.  By combining all the individual C code files into this 
 ** single large file, the entire code can be compiled as a single translation
 ** unit.  This allows many compilers to do optimizations that would not be
 ** possible if the files were compiled separately.  Performance improvements
@@ -325,9 +325,9 @@ extern "C" {
 ** [sqlite3_libversion_number()], [sqlite3_sourceid()],
 ** [sqlite_version()] and [sqlite_source_id()].
 */
-#define SQLITE_VERSION        "3.9.0"
-#define SQLITE_VERSION_NUMBER 3009000
-#define SQLITE_SOURCE_ID      "2015-10-14 12:29:53 a721fc0d89495518fe5612e2e3bbc60befd2e90d"
+#define SQLITE_VERSION        "3.9.1"
+#define SQLITE_VERSION_NUMBER 3009001
+#define SQLITE_SOURCE_ID      "2015-10-16 17:31:12 767c1727fec4ce11b83f25b3f1bfcfe68a2c8b02"
 
 /*
 ** CAPI3REF: Run-Time Library Version Numbers
@@ -8158,7 +8158,6 @@ struct sqlite3_rtree_query_info {
 #ifndef _FTS5_H
 #define _FTS5_H
 
-/* #include "sqlite3.h" */
 
 #if 0
 extern "C" {
@@ -163562,7 +163561,6 @@ SQLITE_PRIVATE int sqlite3DbstatRegister(sqlite3 *db){ return SQLITE_OK; }
 SQLITE_EXTENSION_INIT1
 /* #include <assert.h> */
 /* #include <string.h> */
-#include <ctype.h>  /* amalgamator: keep */
 /* #include <stdlib.h> */
 /* #include <stdarg.h> */
 
@@ -163577,8 +163575,17 @@ SQLITE_EXTENSION_INIT1
 ** Versions of isspace(), isalnum() and isdigit() to which it is safe
 ** to pass signed char values.
 */
-#define safe_isdigit(x) isdigit((unsigned char)(x))
-#define safe_isalnum(x) isalnum((unsigned char)(x))
+#ifdef sqlite3Isdigit
+   /* Use the SQLite core versions if this routine is part of the
+   ** SQLite amalgamation */
+#  define safe_isdigit(x) sqlite3Isdigit(x)
+#  define safe_isalnum(x) sqlite3Isalnum(x)
+#else
+   /* Use the standard library for separate compilation */
+#include <ctype.h>  /* amalgamator: keep */
+#  define safe_isdigit(x) isdigit((unsigned char)(x))
+#  define safe_isalnum(x) isalnum((unsigned char)(x))
+#endif
 
 /*
 ** Growing our own isspace() routine this way is twice as fast as
@@ -163586,7 +163593,7 @@ SQLITE_EXTENSION_INIT1
 ** increase for the parser.  (Ubuntu14.10 gcc 4.8.4 x64 with -Os).
 */
 static const char jsonIsSpace[] = {
-  0, 0, 0, 0, 0, 0, 0, 0,     0, 1, 1, 0, 1, 1, 0, 0,
+  0, 0, 0, 0, 0, 0, 0, 0,     0, 1, 1, 0, 0, 1, 0, 0,
   0, 0, 0, 0, 0, 0, 0, 0,     0, 0, 0, 0, 0, 0, 0, 0,
   1, 0, 0, 0, 0, 0, 0, 0,     0, 0, 0, 0, 0, 0, 0, 0,
   0, 0, 0, 0, 0, 0, 0, 0,     0, 0, 0, 0, 0, 0, 0, 0,
@@ -164048,7 +164055,13 @@ static void jsonReturn(
       int_as_real: /* fall through to real */;
     }
     case JSON_REAL: {
-      double r = strtod(pNode->u.zJContent, 0);
+      double r;
+#ifdef SQLITE_AMALGAMATION
+      const char *z = pNode->u.zJContent;
+      sqlite3AtoF(z, &r, sqlite3Strlen30(z), SQLITE_UTF8);
+#else
+      r = strtod(pNode->u.zJContent, 0);
+#endif
       sqlite3_result_double(pCtx, r);
       break;
     }
@@ -165556,6 +165569,7 @@ SQLITE_PRIVATE int sqlite3Json1Init(sqlite3 *db){
 }
 
 
+#ifndef SQLITE_CORE
 #ifdef _WIN32
 __declspec(dllexport)
 #endif
@@ -165568,6 +165582,7 @@ SQLITE_API int SQLITE_STDCALL sqlite3_json_init(
   (void)pzErrMsg;  /* Unused parameter */
   return sqlite3Json1Init(db);
 }
+#endif
 #endif /* !defined(SQLITE_CORE) || defined(SQLITE_ENABLE_JSON1) */
 
 /************** End of json1.c ***********************************************/
@@ -180567,7 +180582,7 @@ static void fts5SourceIdFunc(
   sqlite3_value **apVal           /* Function arguments */
 ){
   assert( nArg==0 );
-  sqlite3_result_text(pCtx, "fts5: 2015-10-14 12:29:53 a721fc0d89495518fe5612e2e3bbc60befd2e90d", -1, SQLITE_TRANSIENT);
+  sqlite3_result_text(pCtx, "fts5: 2015-10-16 17:31:12 767c1727fec4ce11b83f25b3f1bfcfe68a2c8b02", -1, SQLITE_TRANSIENT);
 }
 
 static int fts5Init(sqlite3 *db){
diff --git a/sqlite3.h b/sqlite3.h
index b42a740..2a75517 100644
--- a/sqlite3.h
+++ b/sqlite3.h
@@ -111,9 +111,9 @@ extern "C" {
 ** [sqlite3_libversion_number()], [sqlite3_sourceid()],
 ** [sqlite_version()] and [sqlite_source_id()].
 */
-#define SQLITE_VERSION        "3.9.0"
-#define SQLITE_VERSION_NUMBER 3009000
-#define SQLITE_SOURCE_ID      "2015-10-14 12:29:53 a721fc0d89495518fe5612e2e3bbc60befd2e90d"
+#define SQLITE_VERSION        "3.9.1"
+#define SQLITE_VERSION_NUMBER 3009001
+#define SQLITE_SOURCE_ID      "2015-10-16 17:31:12 767c1727fec4ce11b83f25b3f1bfcfe68a2c8b02"
 
 /*
 ** CAPI3REF: Run-Time Library Version Numbers
@@ -7944,7 +7944,6 @@ struct sqlite3_rtree_query_info {
 #ifndef _FTS5_H
 #define _FTS5_H
 
-#include "sqlite3.h"
 
 #ifdef __cplusplus
 extern "C" {