diff --git a/ARM.CMSIS.pdsc b/ARM.CMSIS.pdsc
index bb7fa90..942a924 100644
--- a/ARM.CMSIS.pdsc
+++ b/ARM.CMSIS.pdsc
@@ -3208,7 +3208,7 @@
 
       </files>
     </component>
-    <component Cclass="CMSIS" Cgroup="DSP" Cvariant="Source"  Cversion="1.8.1" isDefaultVariant="true" condition="CMSIS DSP">
+    <component Cclass="CMSIS" Cgroup="DSP" Cvariant="Source"  Cversion="1.9.0-dev" isDefaultVariant="true" condition="CMSIS DSP">
       <description>CMSIS-DSP Library for Cortex-M, SC000, and SC300</description>
       <files>
         <!-- CPU independent -->
@@ -3221,6 +3221,7 @@
         <file category="header"   name="CMSIS/DSP/Include/arm_const_structs_f16.h"/>
 
         <file category="include"  name="CMSIS/DSP/PrivateInclude/"/>
+        <file category="include"  name="CMSIS/DSP/Include/"/>
 
         <!-- DSP sources (core) -->
         <file category="source"   name="CMSIS/DSP/Source/BasicMathFunctions/BasicMathFunctions.c"/>
@@ -3238,6 +3239,8 @@
         <file category="source"   name="CMSIS/DSP/Source/SVMFunctions/SVMFunctions.c"/>
         <file category="source"   name="CMSIS/DSP/Source/TransformFunctions/TransformFunctions.c"/>
 
+        <file category="source"   name="CMSIS/DSP/Source/InterpolationFunctions/InterpolationFunctions.c"/>
+
         <!-- DSP sources F16 versions -->
         <file category="source"   name="CMSIS/DSP/Source/BasicMathFunctions/BasicMathFunctionsF16.c"/>
         <file category="source"   name="CMSIS/DSP/Source/CommonTables/CommonTablesF16.c"/>