diff --git a/CMakeLists.txt b/CMakeLists.txt
index 91b1518..050667b 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -14,7 +14,7 @@ cmake_policy(SET CMP0135 NEW)
 endif()
 
 project(CLIPPy
-    VERSION 0.2
+    VERSION 0.5
     DESCRIPTION "Command Line Interface Plus Python"
     LANGUAGES CXX)
 
@@ -93,25 +93,18 @@ FetchContent_MakeAvailable(Boost)
 
 #
 # JSONLogic
-# find_package(jsonlogic QUIET)
-# if (NOT jsonlogic_FOUND)
-#     message(STATUS "jsonlogic not found, doing stuff")
-    set(Boost_INCLUDE_DIR ${CMAKE_CURRENT_BINARY_DIR}/boost-install) # needed for jsonlogic
-
-    FetchContent_Declare(jsonlogic
-        GIT_REPOSITORY https://github.com/LLNL/jsonlogic.git
-        GIT_TAG nojson
-        SOURCE_SUBDIR cpp
-    )
-    # set(jsonlogic_INCLUDE_DIR ${jsonlogic_SOURCE_DIR}/cpp/include/jsonlogic)
-    FetchContent_MakeAvailable(jsonlogic)
-    message(STATUS "jsonlogic source dir: ${jsonlogic_SOURCE_DIR}")
+set(Boost_INCLUDE_DIR ${CMAKE_CURRENT_BINARY_DIR}/boost-install) # needed for jsonlogic
 
-    
-# else()
-# message(STATUS "jsonlogic found, weird")
+FetchContent_Declare(jsonlogic
+    GIT_REPOSITORY https://github.com/LLNL/jsonlogic.git
+    GIT_TAG v0.2.0
+    SOURCE_SUBDIR cpp
+)
+# set(jsonlogic_INCLUDE_DIR ${jsonlogic_SOURCE_DIR}/cpp/include/jsonlogic)
+FetchContent_MakeAvailable(jsonlogic)
+message(STATUS "jsonlogic source dir: ${jsonlogic_SOURCE_DIR}")
 
-# endif()
+    
 
 ### Require out-of-source builds
 file(TO_CMAKE_PATH "${PROJECT_BINARY_DIR}/CMakeLists.txt" LOC_PATH)
diff --git a/test/TestBag/remove_if.cpp b/test/TestBag/remove_if.cpp
index 62b172c..87a8c52 100644
--- a/test/TestBag/remove_if.cpp
+++ b/test/TestBag/remove_if.cpp
@@ -32,11 +32,12 @@ int main(int argc, char **argv) {
 
   //
   // Expression here
-  auto apply_jl = [&expression](int value) {
+  jsonlogic::logic_rule jlrule = jsonlogic::create_logic(expression["rule"]);
+
+  auto apply_jl = [&jlrule](int value) {
     boostjsn::object data;
     data["value"] = value;
-    jsonlogic::any_expr res = jsonlogic::apply(expression["rule"], data);
-    return jsonlogic::unpack_value<bool>(res);
+    return truthy(jlrule.apply(jsonlogic::json_accessor(std::move(data))));
   };
 
   the_bag.remove_if(apply_jl);
diff --git a/test/TestGraph/where.cpp b/test/TestGraph/where.cpp
index d42a13e..47c5034 100644
--- a/test/TestGraph/where.cpp
+++ b/test/TestGraph/where.cpp
@@ -19,25 +19,17 @@ auto parse_where_expression(M& mvmap_, boost::json::object& expression,
 
   // boost::json::object submission_data{};
   std::vector<boost::json::string> vars;
-  jsonlogic::any_expr expression_rule_;
 
   // we use expression_rule_ (and expression_rule; see below) in order to avoid
   // having to recompute this every time we call the lambda.
-  std::tie(expression_rule_, vars, std::ignore) =
-      jsonlogic::create_logic(exp2["rule"]);
-
-  // this works around a deficiency in C++ compilers where
-  // unique pointers moved into a lambda cannot be moved into
-  // an std::function.
-  jsonlogic::expr* rawexpr = expression_rule_.release();
-  std::shared_ptr<jsonlogic::expr> expression_rule{rawexpr};
+  jsonlogic::logic_rule jlrule = jsonlogic::create_logic(exp2["rule"]);
 
   std::cerr << "parse_where: # of vars: " << vars.size() << std::endl;
   for (const auto& var : vars) {
     std::cerr << "  apply_jl var dump: var: " << var << std::endl;
   }
 
-  auto apply_jl = [&expression, vars, expression_rule, &mvmap_,
+  auto apply_jl = [rule=std::move(jlrule), vars, &mvmap_,
                    &submission_data](mvmap::locator loc) mutable {
     std::cerr << "    apply_jl:  # of vars: " << vars.size() << std::endl;
     for (const auto& var : vars) {
@@ -74,10 +66,9 @@ auto parse_where_expression(M& mvmap_, boost::json::object& expression,
     }
     std::cerr << "    apply_jl: submission_data: " << submission_data
               << std::endl;
-    jsonlogic::any_expr res = jsonlogic::apply(
-        *expression_rule, jsonlogic::data_accessor(submission_data));
+    jsonlogic::any_value res = rule.apply(jsonlogic::json_accessor(submission_data));
     std::cerr << "    apply_jl: res: " << res << std::endl;
-    return jsonlogic::unpack_value<bool>(res);
+    return truthy(res);
   };
 
   return apply_jl;
@@ -146,4 +137,4 @@ std::vector<testgraph::node_t> where_nodes(const testgraph::testgraph& g,
   });
 
   return filtered_results;
-}
\ No newline at end of file
+}
diff --git a/test/TestSet/remove_if.cpp b/test/TestSet/remove_if.cpp
index 28b69ea..15122c7 100644
--- a/test/TestSet/remove_if.cpp
+++ b/test/TestSet/remove_if.cpp
@@ -28,13 +28,13 @@ int main(int argc, char **argv) {
   auto expression = clip.get<boostjsn::object>("expression");
   auto the_set = clip.get_state<std::set<int>>(state_name);
 
+  //
   //
   // Expression here
-  auto apply_jl = [&expression](int value) {
-    boostjsn::object data;
-    data["value"] = value;
-    jsonlogic::any_expr res = jsonlogic::apply(expression["rule"], data);
-    return jsonlogic::unpack_value<bool>(res);
+  jsonlogic::logic_rule jlrule = jsonlogic::create_logic(expression["rule"]);
+
+  auto apply_jl = [&jlrule](int value) {
+    return truthy(jlrule.apply(jsonlogic::json_accessor({{"value", value}})));
   };
 
   for (auto first = the_set.begin(), last = the_set.end(); first != last;) {