diff --git a/DESCRIPTION b/DESCRIPTION
index 617bea9..5c3fed9 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -1,6 +1,6 @@
 Package: chromConverter
 Title: Chromatographic File Converter
-Version: 0.4.2
+Version: 0.4.3
 Authors@R: c(
     person(given = "Ethan", family = "Bass", email = "ethanbass@gmail.com",
                   role = c("aut", "cre"),
diff --git a/NEWS.md b/NEWS.md
index 24966c8..9873bc1 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -1,6 +1,10 @@
+## chromConverter 0.4.3
+
+* Fixed bug in `chemstation_ch` parser ([#17](https://github.com/ethanbass/chromConverter/issues/17))
+
 ## chromConverter 0.4.2
 
-Added support for parsing "Waters" ascii (`.arw`) PDA files.
+* Added support for parsing "Waters" ascii (`.arw`) PDA files.
 
 ## chromConverter 0.4.1
 
diff --git a/R/read_chemstation_ch.R b/R/read_chemstation_ch.R
index 57443c4..e75ee85 100644
--- a/R/read_chemstation_ch.R
+++ b/R/read_chemstation_ch.R
@@ -58,6 +58,9 @@ read_chemstation_ch <- function(path, format_out = c("matrix","data.frame"),
 
     seek(f, offsets$intercept, "start")
     intercept <- readBin(f, "double", n = 1, endian = "big", size = 8)
+    if (is.na(intercept)){
+      intercept <- 0
+    }
 
     seek(f, offsets$scaling_factor, "start")
     scaling_factor <- readBin(f, "double", n = 1, endian = "big", size = 8)
diff --git a/inst/CITATION b/inst/CITATION
index e4ec4a8..88afb15 100644
--- a/inst/CITATION
+++ b/inst/CITATION
@@ -5,7 +5,7 @@ citEntry(
   title    = "chromConverter: chromatographic file converter",
   author   = "Ethan Bass",
   year     = "2023",
-  version  = "version 0.4.2",
+  version  = "version 0.4.3",
   doi      = "10.5281/zenodo.6792521",
   url      = "https://ethanbass.github.io/chromConverter/",
   textVersion = paste("Bass, E. (2023).",
diff --git a/man/sp_converter.Rd b/man/sp_converter.Rd
index ad0789f..4109224 100644
--- a/man/sp_converter.Rd
+++ b/man/sp_converter.Rd
@@ -25,7 +25,8 @@ chromatogram.}
 A chromatogram in \code{data.frame} format (retention time x wavelength).
 }
 \description{
-Converts a single chromatogram from MassHunter \code{.sp} format to R \code{data.frame}.
+Converts a single chromatogram from MassHunter \code{.sp} format to R
+\code{data.frame}.
 }
 \details{
 Uses the \href{https://github.com/bovee/aston}{Aston} file parser.
diff --git a/man/uv_converter.Rd b/man/uv_converter.Rd
index 1ec46f6..9062984 100644
--- a/man/uv_converter.Rd
+++ b/man/uv_converter.Rd
@@ -29,7 +29,8 @@ chromatogram.}
 A chromatogram in \code{data.frame} format (retention time x wavelength).
 }
 \description{
-Converts a single chromatogram from ChemStation \code{.uv} format to R \code{data.frame}.
+Converts a single chromatogram from ChemStation \code{.uv} format to R
+\code{data.frame}.
 }
 \details{
 Uses the \href{https://github.com/bovee/aston}{Aston} file parser.