diff --git a/CHANGELOG.md b/CHANGELOG.md
index 816293b3..7dd7e82e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,10 @@
+2023.06.00
+  - Revised Queue class to allow creating Queue from an existing
+    CUDA/HIP stream, cuBLAS/rocBLAS handle, or SYCL queue. Also
+    allocates streams and workspace on demand, to make Queue creation
+    much lighter weight.
+  - Improved oneAPI support.
+
 2023.01.00
   - Added oneAPI port (currently Makefile only)
       - Added queue argument to `device_malloc, device_free`, etc.;
diff --git a/CMakeLists.txt b/CMakeLists.txt
index afd54e84..b0d28280 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -15,7 +15,7 @@ cmake_minimum_required( VERSION 3.17 )
 
 project(
     blaspp
-    VERSION 2023.01.00
+    VERSION 2023.06.00
     LANGUAGES CXX
 )
 
diff --git a/GNUmakefile b/GNUmakefile
index d408db29..12793c6b 100644
--- a/GNUmakefile
+++ b/GNUmakefile
@@ -235,7 +235,7 @@ LDFLAGS_clean  = $(filter-out -fPIC, $(LDFLAGS))
 
 .PHONY: $(pkg)
 $(pkg):
-	perl -pe "s'#VERSION'2023.01.00'; \
+	perl -pe "s'#VERSION'2023.06.00'; \
 	          s'#PREFIX'${abs_prefix}'; \
 	          s'#CXX\b'${CXX}'; \
 	          s'#CXXFLAGS'${CXXFLAGS_clean}'; \
diff --git a/docs/doxygen/doxyfile.conf b/docs/doxygen/doxyfile.conf
index 3911059f..a05d30dd 100644
--- a/docs/doxygen/doxyfile.conf
+++ b/docs/doxygen/doxyfile.conf
@@ -40,7 +40,7 @@ PROJECT_NAME           = "BLAS++"
 # could be handy for archiving the generated documentation or if some version
 # control system is used.
 
-PROJECT_NUMBER         = "2023.01.00"
+PROJECT_NUMBER         = "2023.06.00"
 
 # Using the PROJECT_BRIEF tag one can provide an optional one line description
 # for a project that appears at the top of each page and should give viewer a
diff --git a/include/blas.hh b/include/blas.hh
index a09fda83..b194f075 100644
--- a/include/blas.hh
+++ b/include/blas.hh
@@ -9,8 +9,8 @@
 #include "blas/defines.h"
 
 // Version is updated by make_release.py; DO NOT EDIT.
-// Version 2023.01.00
-#define BLASPP_VERSION 20230100
+// Version 2023.06.00
+#define BLASPP_VERSION 20230600
 
 namespace blas {