diff --git a/code/platformio.ini b/code/platformio.ini
index 86a72e1f..95242229 100644
--- a/code/platformio.ini
+++ b/code/platformio.ini
@@ -152,7 +152,7 @@ lib_deps =
     https://github.com/mcleng/MAX6675-Library#2.0.1
     https://github.com/ThingPulse/esp8266-oled-ssd1306#3398c97
     Adafruit SI1145 Library@~1.1.1
-    https://github.com/BoschSensortec/BSEC-Arduino-library.git#c5503e0
+    https://github.com/BoschSensortec/BSEC-Arduino-library.git#v1.6.1480
     adafruit/Adafruit NeoPixel@^1.7.0
 
 # ------------------------------------------------------------------------------
diff --git a/code/scripts/espurna_utils/__init__.py b/code/scripts/espurna_utils/__init__.py
index 8906ad17..9b128d62 100644
--- a/code/scripts/espurna_utils/__init__.py
+++ b/code/scripts/espurna_utils/__init__.py
@@ -22,7 +22,6 @@
 from .checks import check_cppcheck, check_printsize
 from .float_support import remove_float_support
 from .ldscripts import ldscripts_inject_libpath
-from .libalgobsec import libalgobsec_inject_patcher
 from .postmortem import dummy_ets_printf
 from .git import app_inject_revision
 from .release import copy_release
@@ -33,7 +32,6 @@ __all__ = [
     "check_printsize",
     "remove_float_support",
     "ldscripts_inject_libpath",
-    "libalgobsec_inject_patcher",
     "dummy_ets_printf",
     "app_inject_revision",
     "app_inject_flags",
diff --git a/code/scripts/espurna_utils/libalgobsec.py b/code/scripts/espurna_utils/libalgobsec.py
deleted file mode 100644
index 9b1cbf25..00000000
--- a/code/scripts/espurna_utils/libalgobsec.py
+++ /dev/null
@@ -1,69 +0,0 @@
-import os
-import sys
-
-
-def libalgobsec_inject_patcher(env):
-    libalgobsec_builder = next(
-        (
-            builder
-            for builder in env.GetLibBuilders()
-            if builder.name == "BSEC Software Library"
-        ),
-        None,
-    )
-
-    if libalgobsec_builder is None:
-        return
-
-    def process_archive(target, source, env):
-        import subprocess
-
-        # Allows `import espurna_utils` for external scripts, where we might not be within scons runtime
-        from SCons.Script import Delete, Mkdir
-
-        tmpdir = env.get(
-            "ESPURNA_LIBALGOBSEC_PATCHER_TMPDIR",
-            os.path.join(str(target[0].get_dir()), "_tmpdir"),
-        )
-
-        env.Execute(Mkdir(tmpdir))
-
-        # XXX: $AR does not support output argument for the extraction
-        #      always switch into tmpdir when running commands
-        def run(cmd):
-            sys.stdout.write(" ".join(cmd))
-            sys.stdout.write("\n")
-            subprocess.check_call(cmd, cwd=tmpdir)
-
-        run([env.subst("$AR"), "x", source[0].abspath])
-
-        names = []
-        for infilename in os.listdir(tmpdir):
-            newname = infilename
-            if not infilename.endswith(".c.o"):
-                newname = infilename.replace(".o", ".c.o")
-            os.rename(os.path.join(tmpdir, infilename), os.path.join(tmpdir, newname))
-            names.append(newname)
-
-        pack_cmd = [env.subst("$AR"), "cr", target[0].abspath]
-        pack_cmd.extend(names)
-        run(pack_cmd)
-
-        env.Execute(Delete(tmpdir))
-
-    # Instead of replacing the file in-place, link with the patched version
-    libalgobsec_dir = os.path.join(libalgobsec_builder.src_dir, "esp8266")
-
-    target = env.File(
-        "libalgobsec.a", directory=env.subst("$BUILD_DIR/libalgobsec_patched")
-    )
-    source = env.File("libalgobsec.a", directory=libalgobsec_dir)
-
-    command = env.Command(target, source, process_archive)
-    patcher = env.Alias("patch-libalgobsec", command)
-
-    env.Append(LIBPATH=[target.get_dir()])
-    env.Append(LIBS=["algobsec"])
-
-    env.Depends("$BUILD_DIR/${PROGNAME}.elf", patcher)
-
diff --git a/code/scripts/pio_main.py b/code/scripts/pio_main.py
index 92315120..aee153bc 100644
--- a/code/scripts/pio_main.py
+++ b/code/scripts/pio_main.py
@@ -13,7 +13,6 @@ from espurna_utils import (
     check_printsize,
     remove_float_support,
     ldscripts_inject_libpath,
-    libalgobsec_inject_patcher,
     app_inject_revision,
     dummy_ets_printf,
     app_inject_flags,
@@ -45,9 +44,6 @@ if "DISABLE_POSTMORTEM_STACKDUMP" in env["CPPFLAGS"]:
         "$BUILD_DIR/FrameworkArduino/core_esp8266_postmortem.cpp.o", dummy_ets_printf
     )
 
-# place bsec's libalgobsec.a sections in the flash to avoid "section ‘.text' will not fit in region 'iram1_0_seg'" error
-libalgobsec_inject_patcher(env)
-
 # when using git, add -DAPP_REVISION=(git-commit-hash)
 app_inject_revision(projenv)