diff --git a/R/sea.R b/R/sea.R
index e2fe066..5d3b64c 100644
--- a/R/sea.R
+++ b/R/sea.R
@@ -12,7 +12,7 @@
 #'
 #' @details Superposed epoch analysis (SEA) helps to evaluate fire-climate
 #' relationships in studies of tree-ring fire history. It works by compositing the values of
-#' an anual time series or climate reconstruction for the fire years provided (\code{key}) and both positive and
+#' an annual time series or climate reconstruction for the fire years provided (\code{key}) and both positive and
 #' negative lag years. Bootstrap resampling of the timeseries is performed to evaluate the statistical
 #' significance of each year's mean value. Users interpret the departure of the actual event year
 #' means from the simulated event year means.
@@ -103,7 +103,7 @@ run_sea <- function(x, key, years_before=6, years_after=4,
 #'
 #' @details Superposed epoch analysis (SEA) helps to evaluate fire-climate
 #' relationships in studies of tree-ring fire history. It works by compositing the values of
-#' an anual timeseries or climate reconstruction for the fire years provided (\code{key}) and both positive and
+#' an annual timeseries or climate reconstruction for the fire years provided (\code{key}) and both positive and
 #' negative lag years. Bootstrap resampling of the timeseries is performed to evaluate the statistical
 #' significance of each year's mean value. Users interpret the departure of the actual event year
 #' means from the simulated event year means.
diff --git a/man/run_sea.Rd b/man/run_sea.Rd
index 53d4a43..0baf4a5 100644
--- a/man/run_sea.Rd
+++ b/man/run_sea.Rd
@@ -33,7 +33,7 @@ Perform superposed epoch analysis.
 \details{
 Superposed epoch analysis (SEA) helps to evaluate fire-climate
 relationships in studies of tree-ring fire history. It works by compositing the values of
-an anual time series or climate reconstruction for the fire years provided (\code{key}) and both positive and
+an annual time series or climate reconstruction for the fire years provided (\code{key}) and both positive and
 negative lag years. Bootstrap resampling of the timeseries is performed to evaluate the statistical
 significance of each year's mean value. Users interpret the departure of the actual event year
 means from the simulated event year means.
diff --git a/man/sea.Rd b/man/sea.Rd
index 4bd8b78..1ef7e6f 100644
--- a/man/sea.Rd
+++ b/man/sea.Rd
@@ -33,7 +33,7 @@ Perform superposed epoch analysis.
 \details{
 Superposed epoch analysis (SEA) helps to evaluate fire-climate
 relationships in studies of tree-ring fire history. It works by compositing the values of
-an anual timeseries or climate reconstruction for the fire years provided (\code{key}) and both positive and
+an annual timeseries or climate reconstruction for the fire years provided (\code{key}) and both positive and
 negative lag years. Bootstrap resampling of the timeseries is performed to evaluate the statistical
 significance of each year's mean value. Users interpret the departure of the actual event year
 means from the simulated event year means.