diff --git a/recipe/install_base.sh b/recipe/install_base.sh
index 5c6b2460..91c0a027 100644
--- a/recipe/install_base.sh
+++ b/recipe/install_base.sh
@@ -30,7 +30,7 @@ unset _CONDA_PYTHON_SYSCONFIGDATA_NAME
 
 declare -a LTO_CFLAGS=()
 if [[ ${_OPTIMIZED} == yes ]]; then
-  if [[ ${CC} =~ .*gcc.* ]]; then
+  if [[ ${c_compiler} =~ .*gcc.* ]]; then
     LTO_CFLAGS+=(-fuse-linker-plugin)
     LTO_CFLAGS+=(-ffat-lto-objects)
     # -flto must come after -flto-partition due to the replacement code
@@ -58,6 +58,10 @@ if [[ ${_OPTIMIZED} == yes ]]; then
   _FLAGS_REPLACE+=("")
   _FLAGS_REPLACE+=("-L.")
   _FLAGS_REPLACE+=("")
+  _FLAGS_REPLACE+=(-flto-partition=none)
+  _FLAGS_REPLACE+=("")
+  _FLAGS_REPLACE+=(-flto)
+  _FLAGS_REPLACE+=("")
   for _LTO_CFLAG in "${LTO_CFLAGS[@]}"; do
     _FLAGS_REPLACE+=(${_LTO_CFLAG})
     _FLAGS_REPLACE+=("")
diff --git a/recipe/meta.yaml b/recipe/meta.yaml
index 6115c41f..a0577819 100644
--- a/recipe/meta.yaml
+++ b/recipe/meta.yaml
@@ -4,7 +4,7 @@
 {% set ver2 = '.'.join(version.split('.')[0:2]) %}
 {% set ver2nd = ''.join(version.split('.')[0:2]) %}
 {% set ver3nd = ''.join(version.split('.')[0:3]) %}
-{% set build_number = 2 %}
+{% set build_number = 3 %}
 
 # this makes the linter happy
 {% set channel_targets = channel_targets or 'conda-forge main' %}
@@ -160,7 +160,9 @@ outputs:
           - python
         weak:
           - python_abi {{ ver2 }}.* *_cp{{ ver2nd }}
+{% if py_interp_debug == "yes" %}
           - python {{ ver2 }}.* *_debug_cpython
+{% endif %}
       script_env:
         - PY_INTERP_DEBUG={{ py_interp_debug }}
         # Putting these here means they get emitted to build_env_setup.{sh,bat} meaning we can launch IDEs