diff --git a/Makefile.am b/Makefile.am
index d2ad8110..a5d1c74c 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -2,7 +2,8 @@
 EXTRA_DIST = \
 	../MySql.Data \
 	../Npgsql \
-	../Newtonsoft.Json.dll
+	../NPlot \
+	../Newtonsoft.Json
 
 SUBDIRS = \
 	Ntp.Analyzer.Objects \
diff --git a/Ntp.Analyzer/Makefile.am b/Ntp.Analyzer/Makefile.am
index 36e7b744..945c10d7 100644
--- a/Ntp.Analyzer/Makefile.am
+++ b/Ntp.Analyzer/Makefile.am
@@ -34,6 +34,7 @@ NTP_DATA_PROVIDER_DLL_MDB_SOURCE=../bin/Ntp.Data.Provider.dll.mdb
 NTP_DATA_PROVIDER_DLL_MDB=$(BUILD_DIR)/Ntp.Data.Provider.dll.mdb
 MYSQL_DATA_DLL_SOURCE=../packages/MySql.Data.6.9.9/lib/net45/MySql.Data.dll
 NPGSQL_DLL_SOURCE=../packages/Npgsql.3.1.9/lib/net451/Npgsql.dll
+NPLOT_DLL_SOURCE=../packages/NPlot.0.9.10.0/lib/net20/NPlot.dll
 NTP_ANALYZER_IMPORT_DLL_SOURCE=../bin/Ntp.Analyzer.Import.dll
 NTP_ANALYZER_IMPORT_DLL_MDB_SOURCE=../bin/Ntp.Analyzer.Import.dll.mdb
 NTP_ANALYZER_IMPORT_DLL_MDB=$(BUILD_DIR)/Ntp.Analyzer.Import.dll.mdb
@@ -67,6 +68,7 @@ NTP_DATA_PROVIDER_DLL_SOURCE=../bin/Ntp.Data.Provider.dll
 NTP_DATA_PROVIDER_DLL_MDB=
 MYSQL_DATA_DLL_SOURCE=../packages/MySql.Data.6.9.9/lib/net45/MySql.Data.dll
 NPGSQL_DLL_SOURCE=../packages/Npgsql.3.1.9/lib/net451/Npgsql.dll
+NPLOT_DLL_SOURCE=../packages/NPlot.0.9.10.0/lib/net20/NPlot.dll
 NTP_ANALYZER_IMPORT_DLL_SOURCE=../bin/Ntp.Analyzer.Import.dll
 NTP_ANALYZER_IMPORT_DLL_MDB=
 
@@ -89,6 +91,7 @@ PROGRAMFILES = \
 	$(NTP_DATA_PROVIDER_DLL_MDB) \
 	$(MYSQL_DATA_DLL) \
 	$(NPGSQL_DLL) \
+	$(NPLOT_DLL) \
 	$(NTP_ANALYZER_IMPORT_DLL) \
 	$(NTP_ANALYZER_IMPORT_DLL_MDB)
 
@@ -278,8 +281,7 @@ REFERENCES =  \
 	System \
 	System.Core \
 	System.Drawing \
-	System.Runtime.Serialization \
-	$(NPLOT_LIBS)
+	System.Runtime.Serialization
 
 DLL_REFERENCES =
 
@@ -298,7 +300,7 @@ NTP_ANALYZER_IMPORT_DLL = $(BUILD_DIR)/Ntp.Analyzer.Import.dll
 
 $(eval $(call emit-deploy-target,MYSQL_DATA_DLL))
 $(eval $(call emit-deploy-target,NPGSQL_DLL))
-
+$(eval $(call emit-deploy-target,NPLOT_DLL))
 
 $(eval $(call emit_resgen_targets))
 $(build_xamlg_list): %.xaml.g.cs: %.xaml
diff --git a/configure.ac b/configure.ac
index 75f6f25e..525537f0 100644
--- a/configure.ac
+++ b/configure.ac
@@ -5,12 +5,6 @@ AC_INIT([ntpa], [0.8.0])
 AM_INIT_AUTOMAKE([foreign])
 AM_MAINTAINER_MODE
 
-dnl pkg-config
-AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
-if test "x$PKG_CONFIG" = "xno"; then
-        AC_MSG_ERROR([You need to install pkg-config])
-fi
-
 AC_PROG_INSTALL
 
 AC_PATH_PROG(MCS, mcs, no)
@@ -39,9 +33,6 @@ if test -z "$CONFIG_REQUESTED" ; then
 	enable_release=yes
 fi
 
-dnl package checks,
-PKG_CHECK_MODULES([NPLOT], [NPlot])
-
 AC_CONFIG_FILES([
 Ntp.Analyzer.Objects/Makefile
 Ntp.Common/Makefile